1 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6 * df-problems.c (df_note_bb_compute): Fix dumping info.
8 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11 insn with emit_jump_insn.
13 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15 PR tree-optimization/32383
16 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17 * targhooks.h (default_builtin_reciprocal): Update prototype.
18 * target.h (struct gcc_target): Update builtin_reciprocal.
19 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
20 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
21 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
22 when fndecl is in BUILT_IN_MD class.
23 (execute_convert_to_rsqrt): Ditto.
25 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
26 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
27 Convert BUILT_IN_SQRTF code only when md_fn is false.
29 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
31 * bt-load.c (move_btr_def): Fix the order of arguments
32 to validate_replace_rtx.
34 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
36 * config/m68k/m68k-devices.def: Add 54450..54455.
38 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
40 PR rtl-optimization/32366
41 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
42 FLOAT_EXTEND]: Prevent non-scalar modes from entering
45 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
48 * modulo-sched (generate_reg_moves): Added rescan parameter and if
49 this is true, rescan insn being modified.
50 (sms_schedule): Added rescan parameter.
51 (rest_of_handle_sms): Moved freeing of dominance info to before
52 getting out of cfg_layout.
54 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
56 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
57 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
60 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
61 FL_CF_EMAC from the entry for isac.
63 * config/m68k/predicates.md (const_call_operand): Adjust comment.
64 (const_sibcall_operand): New.
65 (sibcall_operand): Use it.
66 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
67 (m68k_isas): ISAC does not imply FPU or EMAC.
68 (override_options): Add ISA_C logic for symbolic jump & call.
70 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
72 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
73 return mode from the builtin itself.
74 (sparc_fold_builtin): Fix cast of zero constant.
76 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
78 * targhooks.c (default_builtin_reciprocal): New default target hook.
79 * targhooks.h (default_builtin_reciprocal): Add prototype.
80 * hooks.c (hook_tree_tree_bool_null): Remove hook.
81 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
82 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
83 default_builtin_reciprocal.
85 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
88 * hooks.c (hook_tree_tree_bool_null): New hook.
89 * hooks.h (hook_tree_tree_bool_null): Add prototype.
90 * tree-pass.h (pass_convert_to_rsqrt): Declare.
91 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
92 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
93 and convert it to reciprocal a*rfunc(b).
94 (execute_convert_to_rsqrt): New function.
95 (gate_convert_to_rsqrt): New function.
96 (pass_convert_to_rsqrt): New pass definition.
97 * target.h (struct gcc_target): Add builtin_reciprocal.
98 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
99 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
100 TARGET_BUILTIN_RECIPROCAL.
101 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
103 * config/i386/i386.h (TARGET_RECIP): New define.
104 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
105 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
106 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
107 and not optimizing for size.
108 (*rcpsf2_sse): New insn pattern.
109 (*rsqrtsf2_sse): Ditto.
110 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
111 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
112 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
113 and not optimizing for size.
114 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
115 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
116 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
117 and not optimizing for size.
118 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
119 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
120 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
121 and not optimizing for size.
122 (*sse_rsqrtv4sf2): Do not export.
124 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
125 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
126 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
127 and not optimizing for size.
129 * config/i386/i386.opt (mrecip): New option.
130 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
131 (ix86_emit_swsqrtsf): Ditto.
132 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
133 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
135 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
136 ix86_expand_unop1_builtin.
137 (ix86_emit_swdivsf): New function.
138 (ix86_emit_swsqrtsf): Ditto.
139 (ix86_builtin_reciprocal): New function.
140 (TARGET_BUILTIN_RECIPROCAL): Use it.
141 (ix86_vectorize_builtin_conversion): Rename from
142 ix86_builtin_conversion.
143 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
144 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
145 "i386 and x86_64 Options" section.
146 (Intel 386 and AMD x86_64 Options): Document -mrecip.
148 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
149 Zdenek Dvorak <dvorakz@suse.cz>
150 Richard Guenther <rguenther@suse.de>
151 Kaz Kojima <kkojima@gcc.gnu.org>
153 * tree-vrp.c (compare_values_warnv): Convert val2 to
155 (extract_range_from_assert): Create
156 POINTER_PLUS_EXPR for pointer types.
157 (extract_range_from_binary_expr): Handle
158 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
160 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
161 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
162 POINTER_PLUS_EXPR as PLUS_EXPR.
163 (number_of_iterations_lt_to_ne):
164 For pointer types, use sizetype when
165 creating MINUS_EXPR/PLUS_EXPRs.
166 (assert_loop_rolls_lt): For pointer types, use sizetype when
167 creating MINUS_EXPR/PLUS_EXPRs.
168 (number_of_iterations_le): Likewise.
169 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
170 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
171 like PLUS_EXPR and MINUS_EXPR.
172 * tree-pretty-print.c (dump_generic_node): Handle
175 (op_symbol_1): Likewise.
176 * optabs.c (optab_for_tree_code): Likewise.
177 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
179 * tree-tailcall.c (process_assignment): Mention
180 POINTER_PLUS_EXPR in a TODO comment.
181 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
182 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
183 not used with a pointer and an integer type.
184 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
185 increment using chrec_convert_rhs instead of chrec_convert.
186 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
187 PLUS_EXPR except for the right hand side's type will be
189 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
190 (fold_used_pointer_cast): Kill.
191 (pointer_offset_p): Kill.
192 (fold_used_pointer): Kill.
193 (pointer_used_p): Kill.
194 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
195 call fold_used_pointer.
196 (instantiate_parameters_1): Convert the increment
197 using chrec_convert_rhs instead of chrec_convert.
198 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
199 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
200 instead of PLUS_EXPR.
201 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
202 PLUS_EXPR for pointers.
203 (std_gimplify_va_arg_expr): Likewise.
204 (fold_builtin_memory_op): Likewise.
205 (fold_builtin_strstr): Likewise.
206 (fold_builtin_strchr): Likewise.
207 (fold_builtin_strrchr): Likewise.
208 (fold_builtin_strpbrk): Likewise.
209 (expand_builtin_memory_chk): Likewise.
210 (fold_builtin_memory_chk): Likewise.
211 (std_expand_builtin_va_start): Use
212 sizetype for the call to make_tree and then convert
214 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
215 instead of PLUS_EXPR for adding to a pointer.
216 (std_gimplify_va_arg_expr): Use fold_build2 for
217 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
218 the operands to sizetype first and then cast the BIT_AND_EXPR
219 back to the pointer type.
220 * fold-const.c (build_range_check): Handle pointer types
222 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
223 of PLUS_EXPR's. Make sure the offset is converted to
225 (try_move_mult_to_index): Strip the NOPs from the offset.
226 Remove code argument and replace all uses with PLUS_EXPR.
227 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
228 specially. Don't use a pointer type for MINUS_EXPR.
229 (fold_unary): Handle for (T1)(X op Y),
230 only p+ as that is the only as that can be handled for
231 binary operators now.
232 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
234 <case PLUS_EXPR>: Add folding of PTR+INT into
236 Don't call try_move_mult_to_index.
237 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
238 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
239 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
240 Don't call try_move_mult_to_index.
241 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
242 (tree_expr_nonzero_p): Likewise.
243 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
244 of PLUS_EXPR for the complex expression folding.
245 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
246 first chrec is a pointer type, then the second should
247 be sizetype and not the first's type.
248 For POINTER_PLUS_EXPR, use a different right hand side type.
249 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
250 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
251 different right hand side type.
252 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
253 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
254 instead of PLUS_EXPR.
255 When either operand is zero, convert the other operand.
256 (chrec_apply): Use chrec_convert_rhs
257 on the argument x instead of chrec_convert.
258 (reset_evolution_in_loop): For pointer types, the new_evol
260 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
261 different right hand side type.
262 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
263 (chrec_convert_rhs): New function.
264 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
265 different right hand side type.
266 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
267 * tree-chrec.h (chrec_convert_rhs): New prototype.
268 (build_polynomial_chrec): For pointer types, the right hand
269 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
270 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
271 Remove subtraction case as it is always addition now.
272 Make sure the offset is converted to sizetype.
273 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
274 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
275 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
276 PLUS_EXPR in pointer type.
277 Handle POINTER_PLUS_EXPR.
278 (tree_to_aff_combination): Likewise.
279 (force_expr_to_var_cost): Likewise.
280 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
281 instead of PLUS_EXPR for pointers.
282 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
283 instead of PLUS_EXPR of pointer types.
284 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
286 (check_va_list_escapes): Likewise.
287 (check_all_va_list_escapes): Likewise.
288 * dwarf2out.c (loc_descriptor_from_tree_1):
289 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
290 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
291 (string_constant): Likewise.
292 * tree-ssa-address.c (tree_mem_ref_addr): When adding
293 the offset to the base, use POINTER_PLUS_EXPR.
294 (add_to_parts): Convert the index to sizetype.
295 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
296 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
297 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
298 Offset only holds something for PLUS_EXPR.
299 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
301 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
303 (analyze_accesses_for_modify_stmt): Likewise.
304 Remove comment about the type being integral type as it is
306 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
308 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
310 Correct the type which the artimentic is done in (is now
313 * tree-data-ref.c (split_constant_offset): Handle
315 * tree-affine.c (tree_to_aff_combination): Likewise.
316 * c-typeck.c (build_unary_op): For pointers create the increment
317 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
319 * gimplify.c (gimplify_self_mod_expr): Create a
320 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
321 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
322 * tree.def (POINTER_PLUS_EXPR): New tree code.
323 * tree-predcom.c (ref_at_iteration): If we have a pointer
324 type do the multiplication in sizetype.
325 * tree-mudflap.c (mf_xform_derefs_1): Create a
326 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
327 * tree-ssa-forwprop.c
328 (forward_propagate_addr_into_variable_array_index):
329 Don't expect there to be a cast for the index as that
330 does not exist anymore.
331 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
332 instead of PLUS_EXPR.
333 Don't check for the first operand of the POINTER_PLUS_EXPR
334 was the index as it cannot be.
335 Call forward_propagate_addr_into_variable_array_index with
336 the SSA_NAME instead of the statement.
337 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
338 (compare_constant): Likewise.
339 (copy_constant): Likewise.
340 (compute_reloc_for_constant): Likewise.
341 (output_addressed_constants): Likewise.
342 (initializer_constant_valid_p): Likewise.
343 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
344 Convert the MIN/MAX of the inner type to the outer
345 type before comparing them.
346 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
347 POINTER_PLUS_EXPR instead of PLUS_EXPR.
348 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
349 of PLUS_EXPR for pointers.
350 * tree-inline.c (estimate_num_insns_1): Handle
352 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
353 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
354 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
355 instead of PLUS_EXPR for the pointer increment statement.
356 (vect_update_ivs_after_vectorizer): For pointer types, create
357 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
358 MULT_EXPR in sizetype.
359 (vect_gen_niters_for_prolog_loop): Add a cast when creating
361 * tree-object-size.c (plus_expr_object_size): Handle
362 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
363 code which is trying to figure out which side is a pointer and
365 (check_for_plus_in_loops_1): Likewise.
366 (check_for_plus_in_loops): Likewise.
367 * c-common.c (pointer_int_sum): Create a
368 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
369 * tree-ssa-structalias.c (handle_ptr_arith): Handle
370 only POINTER_PLUS_EXPR. Removing all the extra
371 code which is trying to figure out which side is a pointer and
373 * tree-cfg.c (verify_expr): Add extra checking for pointers and
374 PLUS_EXPR and MINUS_EXPR.
375 Also add checking to make sure the operands of POINTER_PLUS_EXPR
377 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
378 with make_tree, instead of a pointer type.
379 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
380 for pointers instead of PLUS_EXPR.
381 (s390_gimplify_va_arg): Likewise.
382 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
383 instead of PLUS_EXPR when doing addition on pointer
384 types. Use sizetype for the second operand.
385 (spu_gimplify_va_arg_expr): Likewise.
386 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
387 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
388 a pointer. Don't create a BIT_AND_EXPR for pointer types.
389 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
390 for the pointer addition and also use size_int/sizetype
392 (ix86_gimplify_va_arg): Likewise.
393 Perform BIT_AND_EXPR on sizetype arguments.
394 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
395 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
396 for the pointer additions and also use size_int for the offsets.
397 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
398 additions and also use size_int for the offsets. Perform
399 BIT_AND_EXPR on sizetype arguments.
400 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
401 POINTER_PLUS_EXPR for pointers and create the
402 BIT_AND_EXPR in sizetype.
403 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
404 instead of PLUS_EXPR for pointer addition.
405 (rs6000_va_start): Likewise.
406 Also use sizetype for the offset.
407 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
408 as PLUS_EXPR/MINUS_EXPR.
409 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
410 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
411 Don't use BIT_AND_EXPR on a pointer type, convert the
412 expression to sizetype first.
413 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
415 (mips_gimplify_va_arg_expr): Likewise.
416 Don't create BIT_AND_EXPR in a pointer type.
418 2007-06-15 Eric Christopher <echristo@apple.com>
420 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
421 (x86_64-*-darwin*): Ditto.
422 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
425 2007-06-15 Matthew Wilcox <matthew@wil.cx>
427 * doc/extend.texi: Document behavior of __attribute__((aligned))
430 2007-06-15 Mark Mitchell <mark@codesourcery.com>
432 * rtlanal.c (note_stores): Improve documentation.
434 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
436 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
437 LOCAL_LABEL_PREFIX): Delete.
438 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
439 (bfin_internal_label): Delete.
441 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
443 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
444 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
445 otherwise define to LIBGCC2_TF_CEXT.
446 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
447 (LIBGCC_TF_CEXT): Ditto.
450 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
452 PR rtl-optimization/32339
453 * df-scan.c (df_uses_record): Don't modify flags but just add to
454 it for df_ref_record.
456 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
458 * tree-mudflap.c: Fix whitespace issues.
460 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
462 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
464 2007-06-14 Eric Christopher <echristo@apple.com>
466 * config/i386/sse.md (movdi_to_sse): Rewrite body.
467 (movv4sf): Use gcc_unreachable instead of abort.
469 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
472 * config/i386/sfp-machine.h (CMPtype): New define.
473 (mach stubs): Use CMPtype instead of int as a return type.
475 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
477 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
478 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
479 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
480 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
481 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
482 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
483 config/soft-fp/soft-fp.h: Update from glibc CVS.
485 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
487 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
489 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
492 * config/v850/v850.c: Include dataflow header file.
493 (substitute_ep_register): Fix typo.
495 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
497 * configure.ac: Fix earlier checkin.
498 * configure: Regenerated.
500 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
502 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
503 * aclocal.m4: Regenerate.
504 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
505 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
506 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
507 * configure: Regenerate.
508 * Makefile.in (LOOSE_WARN): Subst loose_warn.
510 * Makefile.in (quickstrap): Build libgcc too.
512 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
514 * configure.ac: Add --enable-checking=df. Explicitly mention that
515 the variables are initialized as for "release".
517 * configure: Regenerate.
518 * config.in: Regenerate.
520 2007-06-14 Bob Wilson <bob.wilson@acm.org>
522 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
523 validate_replace_rtx instead of replace_rtx.
524 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
526 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
528 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
529 (DWARF2_UNWIND_INFO): Override default if configured with
531 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
532 (ENDFILE_SPEC): Add crtend.o.
533 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
534 (ENDFILE_SPEC): Add crtend.o.
535 (TARGET_USE_JCR_SECTION): Define.
536 (MD_UNWIND_SUPPORT): Define for 32-bit target.
538 * config/i386/cygming-crtbegin.c: New file.
539 * config/i386/cygming-crtend.c: New file.
541 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
543 * config/i386/w32-unwind.h: New file.
545 2007-06-13 Eric Christopher <echristo@apple.com>
547 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
548 the user set a value below STACK_BOUNDARY.
550 2007-06-13 Thiemo Seufer <ths@networkno.de>
552 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
553 imply -lpthread for -pthread.
555 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
557 * basic-block.h: Remove the prototype for
558 free_basic_block_vars.
559 * cfglayout.h: Remove the prototype for
560 insn_locators_initialize.
561 * tree.h: Remove the prototype for emit_line_note.
563 * tree-ssa-pre.c (mergephitemp): Remove.
564 (init_pre): Don't use mergephitemp.
566 2007-06-13 Eric Christopher <echristo@apple.com>
568 * config/i386/i386.c (override_options): If we've specified
569 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
571 2007-06-13 Bob Wilson <bob.wilson@acm.org>
573 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
576 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
578 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
579 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
580 (eh_store_handler): New pattern.
581 (eh_return): Emit it instead of a plain move.
583 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
586 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
587 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
590 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
592 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
593 (find_next_insn_start, find_load): New functions.
594 (bfin_reorg): Use them to deal with the fact that parallel insns are
595 no longer represented as a SEQUENCE.
597 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
599 * config/sparc/sparc.c (sparc_override_options): Initialize
602 2007-06-13 Dave Korn <dave.korn@artimi.com>
604 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
607 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
609 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
610 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
611 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
612 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
613 tree-vect-transform.c: Fix comment typos. Follow spelling
616 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
618 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
619 to the exit block use set.
620 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
621 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
623 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
625 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
626 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
627 to indicate an error.
628 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
629 (dbg_cnt_process_opt): Print an error on a bad argument.
630 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
631 * common.opt (-fdbg-cnt-list): New.
632 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
634 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
636 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
637 flag on ref-all pointers.
639 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
642 * expr.c (expand_expr_addr_expr_1): Call expand_expr
643 for the offset with the modifier as EXPAND_INITIALIZER
644 if the modifier is EXPAND_INITIALIZER.
645 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
646 a register if we had an overflow.
648 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
650 * real.c (real_isfinite): New.
652 * real.h (real_isfinite): New.
653 * builtins.c: Use it.
655 2007-06-12 Ian Lance Taylor <iant@google.com>
656 Daniel Berlin <dberlin@dberlin.org>
659 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
660 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
661 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
662 (DECL_NO_TBAA_P): Define.
663 (struct tree_decl_common): Add no_tbaa_flag field.
664 * tree-ssa-structalias.c (struct variable_info): Add
665 no_tbaa_pruning field.
666 (new_var_info): Initialize no_tbaa_pruning field.
667 (unify_nodes): Copy no_tbaa_pruning field.
668 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
669 (dump_solution_for_var): Print no_tbaa_pruning flag.
670 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
672 (compute_tbaa_pruning): New static function.
673 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
674 Call compute_tbaa_pruning.
675 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
676 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
677 * gimple-low.c (lower_stmt): Likewise.
678 * tree-gimple.c (is_gimple_stmt): Likewise.
679 * tree-ssa-operands.c (get_expr_operands): Likewise.
680 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
681 * tree-inline.c (estimate_num_insns_1): Likewise.
682 (copy_result_decl_to_var): Likewise.
683 * expr.c (expand_expr_real_1): Likewise.
684 * tree-pretty-print.c (dump_generic_node): Likewise.
685 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
686 * omp-low.c (omp_copy_decl_2): Likewise.
687 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
688 * doc/c-tree.texi (Expression trees): Document
689 CHANGE_DYNAMIC_TYPE_EXPR.
691 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
693 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
694 with !HONOR_NANS and !HONOR_INFINITIES.
695 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
697 2007-06-12 Tristan Gingold <gingold@adacore.com>
699 * gcov.c: Comments updated.
700 (source_info): Add file_time field.
701 (source_index): New variable.
702 (mutiple_files): New variable.
703 (generate_results): New function extracted from process_file.
704 (process_file): Save and restore chain of functions, generate
705 results and free structures only if not merging results.
706 (release_structures): File names are now freed in create_file_names
707 (create_file_names): Free previous file names.
708 (find_source): File date is now read here and modifications in
709 source files is checked here.
710 (read_graph_file): Only reverse order of functions for the current
712 (make_gcov_file_name): Do not generate long names if input_name is
714 (output_lines): If merging results do not display graph, data and
716 Checking source file modification is done in find_source.
718 * doc/gcov.texi: Append an s to sourcefile.
720 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
722 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
723 (forced_nop): New pattern.
724 * config/bfin/bfin.c: Include "df.h".
725 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
726 (bfin_discover_loop): Use df_get_live_in instead of
727 global_live_at_start.
728 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
729 df_analyze when done.
730 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
731 the insns. Use QImode for the final insn in a bundle. Call
732 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
734 (reorder_var_tracking_notes): New function.
735 (bfin_reorg): Pass no argument to split_all_insns. Don't call
736 update_life_info. Call df_analyze after scheduling and bundle
737 generation. Call reorder_var_tracking_notes if generating these notes.
738 Call df_finish_pass at the end.
740 2007-06-12 Dirk Mueller <dmueller@suse.de>
742 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
743 a comparison, not an assignment.
745 2007-06-12 Olivier Hainque <hainque@adacore.com>
747 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
748 Request walking the subtrees only, leaving the current is_lhs/val_only
750 (convert_non_local_reference): Likewise.
752 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
754 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
756 2007-06-12 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/15353
759 PR tree-optimization/31657
760 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
761 * timevar.def: Add TV_TREE_IFCOMBINE.
762 * tree-pass.h (pass_tree_ifcombine): Declare.
763 * tree-ssa-ifcombine.c: New file.
764 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
765 * tree-flow.h (blocks_in_phiopt_order): Declare.
766 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
767 (tree-ssa-ifcombine.o): New dependencies.
769 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
771 PR rtl-optimization/32293
772 * combine.c (simplify_if_then_else): Truncate return from
773 nonzero_bits() to correct mode.
775 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
777 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
778 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
780 2007-06-11 Diego Novillo <dnovillo@google.com>
782 * Makefile.in (reload1.o-warn): Remove.
784 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
786 * combine.c (subst): Use reg_overlap_mentioned_p
787 instead of comparing register numbers directly.
789 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
791 * reload1.c (mark_home_live_1): Use the mode parameter.
793 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
795 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
796 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
800 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
802 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
804 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
807 from integer registers.
808 (FP mode splitters): Handle TFmode.
810 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
812 * tree-ssa-structalias.c (find_what_p_points_to): Return false
813 for ref-all pointers that point-to anything.
815 2007-06-11 Joseph Myers <joseph@codesourcery.com>
817 * config/arm/arm.c (arm_output_dwarf_dtprel,
818 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
820 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
822 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
823 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
826 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
828 * gcc/tree.c (signed_or_unsigned_type_for): New.
829 (unsigned_type_for): Use signed_or_unsigned_type_for.
830 (signed_type_for): Use signed_or_unsigned_type_for.
831 * gcc/tree.h (signed_or_unsigned_type_for): New.
832 (get_signed_or_unsigned_type): Remove.
833 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
834 lang_hooks.types.signed_type
835 (size_diffop): Likewise.
836 (all_ones_mask_p): Likewise.
837 (build_range_check): Likewise.
838 (fold_cond_expr_with_comparison): Likewise.
839 (fold_cond_expr_with_comparison): Likewise.
840 (unextend): Likewise.
841 (extract_muldiv_1): Likewise.
842 (fold_single_bit_test_into_sign_test): Likewise.
843 (fold_binary): Likewise.
844 (fold_ternary): Likewise.
845 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
846 instead of get_signed_or_unsigned_type.
847 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
848 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
849 * gcc/expr.c (signed_or_unsigned_type_for): Use
850 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
851 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
852 (lhd_signed_or_unsigned_type): Remove.
853 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
854 signed_or_unsigned_type.
855 (lhd_signed_or_unsigned_type): Remove.
856 * gcc/expmed.c (make_tree): Use signed_type_for instead of
857 lang_hooks.types.signed_type.
858 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
859 c_common_signed_type instead of lang_hooks.types.signed_type.
860 (c_common_unsigned_type): New.
861 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
862 (shorten_compare): Use c_common_unsigned_type instead of
863 c_common_signed_or_unsigned_type.
864 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
866 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
867 lang_hooks.types.signed_type.
868 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
869 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
870 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
871 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
872 instead of unsigned_type_for.
873 * gcc/c-decl.c (groakdeclarator): Likewise.
874 * gcc/c-typeck.c (convert_for_assignment): Likewise.
875 * gcc/c-common.h (c_common_unsigned_type): New.
877 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
881 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
883 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
886 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
887 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
889 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
890 Sebastian Pop <sebpop@gmail.com>
892 * lambda-code.c (remove_iv): New.
893 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
895 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
897 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
898 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
899 * tree-ssa-loop-prefetch.c: Include optabs.h.
900 (FENCE_FOLLOWING_MOVNT): New macro.
901 (struct mem_ref): Add independent_p and storent_p fields.
902 (record_ref): Initalize the new fields.
903 (gather_memory_references_ref): Return true if the reference
905 (gather_memory_references): Check whether all memory accesses
906 in loop were recorded.
907 (should_issue_prefetch_p): Return false for nontemporal stores.
908 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
909 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
910 (determine_loop_nest_reuse): Detect independent memory references.
911 (loop_prefetch_arrays): Call mark_nontemporal_stores.
912 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
913 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
914 * config/i386/i386.h (x86_mfence): Declare.
915 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
916 * config/i386/i386.c (x86_mfence): New variable.
917 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
919 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
920 * optabs.c (init_optabs): Initialize storent_optab.
921 * optabs.h (enum optab_index): Add OTI_storent.
922 (storent_optab): Declare.
923 * genopinit.c (optabs): Add initialization for storent_optab.
924 * tree.h (MOVE_NONTEMPORAL): New macro.
925 * expr.c (expand_assignment, store_expr, store_constructor_field,
926 store_constructor, store_field, expand_expr_real_1): Propagate
927 nontemporality of the expanded store.
928 (emit_storent_insn): New function.
929 * expr.h (expand_assignment, store_expr): Declaration changed.
930 * function.c (assign_parm_setup_reg): Pass false as nontemporality
931 to expand_assignment.
932 * stmt.c (expand_asm_expr): Ditto.
933 * calls.c (initialize_argument_information): Pass false as
934 nontemporality to store_expr.
935 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
938 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
940 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
942 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
944 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
946 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
947 and allow DECL_P here.
949 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
951 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
952 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
953 track of the size of the expression.
954 * cfghooks.c (merge_blocks): Remove block from loops structure only
955 after call of the merge_blocks hook.
957 2007-06-09 Tom Tromey <tromey@redhat.com>
959 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
960 (deprecated_state): Removed.
961 (start_decl): Update.
962 (enum deprecated_states): Moved earlier.
963 (groktypename): Update.
964 (push_parm_decl): Likewise.
965 (grokfield): Likewise.
966 (start_function): Likewise.
968 2007-06-09 Ian Lance Taylor <iant@google.com>
970 PR tree-optimization/32169
971 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
972 CONVERT_EXPR, check whether min and max both converted to an
973 overflow infinity representation.
975 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
977 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
978 not inserted on the edge.
980 2007-06-08 Bob Wilson <bob.wilson@acm.org>
982 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
983 instructions if they are supported.
984 (__divsi3, __umodsi3, __modsi3): Likewise.
985 (__ashldi3, __ashrdi3, __lshrdi3): New.
986 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
988 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
989 Tony Linthicum <tony.linthicum@amd.com>
991 * doc/extend.texi: Add fvect-cost-model flag.
992 * common.opt (fvect-cost-model): New flag.
993 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
994 cost fields in stmt_vec_info struct for STMT.
995 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
996 fields in stmt_vec_info struct and access functions for the same.
997 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
998 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
999 load, store and vector to scalar operation.
1000 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1001 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1002 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1003 (TARG_VEC_STORE_COST): Define cost of vector store.
1004 (vect_estimate_min_profitable_iters): Define new function.
1005 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1006 check to evaluate if loop iterations are less than minimum profitable
1007 iterations determined by cost model or minimum vect loop bound defined
1008 by user, whichever is more conservative.
1009 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1010 run-time check to evaluate if loop iterations are less than minimum
1011 profitable iterations determined by cost model or minimum vect loop
1012 bound defined by user, whichever is more conservative.
1013 (vect_estimate_min_profitable_iterations): New function to estimate
1014 mimimimum iterartions required for vector version of loop to be
1015 profitable over scalar version.
1016 (vect_model_reduction_cost): New function.
1017 (vect_model_induction_cost): New function.
1018 (vect_model_simple_cost): New function.
1019 (vect_cost_strided_group_size): New function.
1020 (vect_model_store_cost): New function.
1021 (vect_model_load_cost): New function.
1022 (vectorizable_reduction): Call vect_model_reduction_cost during
1024 (vectorizable_induction): Call vect_model_induction_cost during
1026 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1027 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1028 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1029 vectorizable_promotion, vectorizable_demotion): Call
1030 vect_model_simple_cost during analysis phase.
1032 2007-06-08 Simon Baldwin <simonb@google.com>
1034 * reg-stack.c (get_true_reg): Readability change. Moved default case
1035 label into direct switch statement scope.
1037 2007-06-08 Simon Baldwin <simonb@google.com>
1039 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1040 in gcc_assert() with '==' comparison.
1042 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1045 TARGET_ABM handling of x86_popcnt variable.
1047 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1049 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1050 __builtin_copysignq and __builtin_infq built-in functions.
1052 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1054 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1055 SSE4.2 section. Correct built-in function names in SSE4A section.
1057 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1059 PR tree-optimization/32243
1060 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1061 for ncopies after ratio check between nunits_out and nunits_in.
1062 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1064 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1066 PR tree-optimization/32224
1067 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1068 vectorization upon a non GIMPLE_MODIFY_STMT.
1070 2007-06-08 Christian Bruel <christian.bruel@st.com>
1073 * config/sh/sh.md (doloop_end): New pattern and splitter.
1074 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1076 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1079 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1081 (verify_dominators): Do not change dominance tree.
1083 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1085 * config/sh/constraints.md: New file.
1086 * config/sh/sh.c: Include tm-constrs.h.
1087 (reg_class_from_letter): Remove.
1088 (prepare_cbranch_operands): Use satisfies_constraint_*
1089 function instead of macro.
1090 (andcosts, broken_move, sh_secondary_reload): Likewise.
1091 * config/sh/predicates.md (trapping_target_operand): Likewise.
1092 (and_operand, arith_operand, arith_reg_or_0_operand,
1093 cmp_operand, logical_operand, target_operand,
1094 ua_address_operand, ua_offset, xor_operand): Likewise.
1095 * config/sh/sh.md: Include constraints.md.
1096 (*movsicc_t_false): Use satisfies_constraint_* function
1098 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1099 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1100 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1101 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1102 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1103 (REG_CLASS_FROM_CONSTRAINT): Remove.
1104 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1105 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1106 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1107 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1108 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1109 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1110 function instead of macro.
1111 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1112 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1113 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1114 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1115 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1116 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1117 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1118 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1119 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1120 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1121 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1122 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1123 EXTRA_CONSTRAINT_STR): Likewise.
1124 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1126 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1128 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1130 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1133 * c-common.h (flag_cpp0x): Replaced by...
1134 (cxx_dialect): ... this new variable specifying the C++ dialect that
1136 * c-common.c (flag_cpp0x): Removed.
1137 (cxx_dialect): Defined.
1138 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1140 * c-opts.c (c_common_post_options): Likewise.
1141 (set_std_cxx98): Set cxx_dialect to cxx98.
1142 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1144 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1145 Hui-May Chang <hm.chang@apple.com>
1147 * doc/invoke.texi (Darwin Options): Update documentation for
1148 -mmacosx-version-min.
1149 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1150 * config/darwin-driver.c: New file.
1151 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1152 * config/t-darwin (darwin-driver.o): New rule.
1154 * config/darwin-c.c (version_as_macro): Ignore low digit.
1156 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1158 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1159 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1160 (CSGNMODE): New mode macro.
1161 (CSGNVMODE): New mode attribute.
1162 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1163 expander using CSGNMODE mode macro. Handle TFmode.
1164 (copysign<mode>3_const): Rename from copysignsf3_const and
1165 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1167 (copysign<mode>3_var): Rename from copysignsf3_var and
1168 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1170 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1171 mode macro. Handle TFmode.
1172 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1173 (iortf3, *iortf3): Ditto.
1174 (xortf3, *xortf3): Ditto.
1175 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1176 TFmode and TImode masks.
1177 (ix86_expand_copysign): Expand TFmode copysign insn.
1178 (IX86_BUILTIN_INFQ): New.
1179 (IX86_BUILTIN_FABSQ): Ditto.
1180 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1181 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1182 [__builtin_fabsq]: Ditto.
1183 [__builtin_copysignq]: Ditto.
1184 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1185 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1186 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1187 ix86_expand_binop_builtin().
1189 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1191 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1193 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1196 * rtl.h (push_to_sequence2): New.
1197 * emit-rtl.c (push_to_sequence2): New.
1198 * function.c (assign_parm_data_all): Add new fields.
1199 (assign_parm_setup_block): Call push_to_sequence2 instead of
1201 (assign_parm_setup_reg): Ditto.
1202 (assign_parm_setup_stack): Ditto.
1203 (assign_parms_unsplit_complex): Ditto.
1204 (assign_parms): Change field name.
1206 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1208 PR tree-optimization/32220
1209 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1210 phi node is reached before defining statement.
1212 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1215 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1216 after changing the right hand side of the assignment.
1218 2007-06-06 Eric Christopher <echristo@apple.com>
1220 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1221 (x86_64-*-darwin*): Ditto.
1222 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1223 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1225 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1227 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1229 (add_key): Likewise.
1230 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1231 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1233 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1234 (add_cost_one_coalesce): Likewise.
1235 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1236 variable names. Rename orig to orig_name for consistency.
1237 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1239 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1240 (record_equivalences_from_stmt): Likewise.
1241 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1242 the coding conventions.
1243 (memory_ssa_name_same): Likewise.
1244 (dse_optimize_stmt): Likewise.
1245 (dse_record_phis): Likewise.
1246 (dse_finalize_block): Likewise.
1247 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1248 keywords as variable names.
1249 (may_move_till): Cast according to the coding conventions.
1250 (force_move_till_expr): Avoid using C++ keywords as variable names.
1251 (force_move_till): Cast according to the coding conventions.
1252 (memref_hash): Likewise.
1253 (memref_eq): Likewise.
1254 (gather_mem_refs_stmt): Likewise.
1255 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1256 keywords as variable names.
1257 (idx_find_step): Cast according to the coding conventions.
1258 (idx_record_use): Likewise.
1259 (find_depends): Likewise.
1260 (prepare_decl_rtl): Likewise.
1261 (mbc_entry_hash): Likewise.
1262 (mbc_entry_eq): Likewise.
1263 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1264 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1265 (idx_infer_loop_bounds): Cast according to the coding conventions.
1266 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1267 * tree-ssa-math-opts.c (occ_new ): Likwise.
1268 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1270 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1272 (add_use_op): Likewise.
1273 (add_vop): Likewise.
1274 (add_vuse_op): Likewise.
1275 (add_vdef_op): Likewise.
1276 (get_expr_operands): Likewise.
1277 (push_stmt_changes): Use type safe memory macros.
1278 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1279 keywords as variable names.
1280 (conditional_replacement): Likewise.
1281 (minmax_replacement): Likewise.
1282 (abs_replacement): Likewise.
1283 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1285 (insert_fake_stores): Avoid using C++ keywords as variable names.
1286 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1288 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1289 (heapvar_insert): Use type safe memory macros.
1290 (new_var_info): Cast according to the coding conventions.
1291 (new_constraint): Likewise.
1292 (remove_preds_and_fake_succs): Use type safe memory macros.
1293 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1295 (thread_single_edge): Likewise.
1296 (thread_through_loop_header): Likewise.
1298 2007-06-06 Eric Christopher <echristo@apple.com>
1300 * config/i386/i386.c (override_options): Move handling
1301 of TARGET_SUBTARGET* earlier.
1303 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1305 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1308 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1310 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1311 emited outside of basic block.
1312 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1314 * rtl.h (delete_insn_chain): Declaration changed.
1315 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1317 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1318 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1319 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1320 to delete_insn_chain.
1321 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1322 do not have bb field set.
1323 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1325 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1326 * cfgcleanup.c (try_optimize_cfg): Ditto.
1328 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1330 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1331 (lambda_body_vector_new): Use type safe memory macros.
1332 (lambda_linear_expression_new): Likewise.
1333 (lambda_loopnest_new): Likewise.
1334 (lambda_lattice_new): Likewise.
1335 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1336 conventions. Use type safe memory macros.
1337 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1338 (lambda_body_vector_s): Likewise.
1339 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1340 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1342 2007-06-06 Richard Guenther <rguenther@suse.de>
1344 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1345 if we need to schedule cfg_cleanup.
1346 (tree_ssa_forward_propagate_single_use_vars): Do so.
1348 2007-06-06 Ian Lance Taylor <iant@google.com>
1350 * fold-const.c (merge_ranges): If range_successor or
1351 range_predecessor fail, just return 0.
1353 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1355 PR tree-optimization/32216
1356 * tree-vectorizer.c (supportable_widening_operation): Determine
1357 signedness of FIX_TRUNC_EXPR from output operand.
1358 (supportable_narrowing_operation): Ditto.
1359 * tree-vect-generic.c (expand_vector_operations_1): Determine
1360 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1363 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1365 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1366 (struct pta): ...from here. Change flags to unsigned to avoid
1367 excessive casting (as it is used as a bit mask).
1368 (override_options): Add casts according to the coding convenventions.
1369 (x86_64_elf_unique_section): Likewise.
1370 (examine_argument): Avoid using C++ keywords as variable names.
1371 (construct_container): Likewise.
1372 (legitimize_pic_address): Likewise.
1373 (get_dllimport_decl): Cast according to the coding conventions. Use
1374 type safe memory macros.
1375 (legitimize_address): Cast according to the coding conventions.
1376 (emit_i387_cw_initialization): Corrected the type of slot to enum
1378 (ix86_init_machine_status): Use type safe memory macros.
1379 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1380 (bdesc_pcmpistr): Likewise.
1381 (bdesc_crc32): Likewise.
1382 (bdesc_sse_3arg): Likewise.
1383 (bdesc_2arg): Likewise.
1384 (bdesc_1arg): Likewise.
1385 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1386 (ix86_expand_sse_pcmpistr): Likewise.
1387 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1388 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1389 int to match the langhook definition.
1390 (ix86_builtin_conversion): Change the type of code to unsigned init to
1391 match the langhook definition.
1392 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1394 (ix86_preferred_output_reload_class): Likewise.
1395 (ix86_cannot_change_mode_class): Likewise.
1396 (ix86_memory_move_cost): Likewise.
1397 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1398 avoid excessive casting later on.
1399 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1401 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1404 as flags setting insn.
1405 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1407 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1410 (UNSPEC_ROUND): New.
1411 ("sse4_1_round<mode>2"): New insn pattern.
1412 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1414 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1415 expander using SSEMODEF mode macro. Expand using
1416 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1417 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1418 expander using SSEMODEF mode macro. Expand using
1419 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1420 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1421 expander using SSEMODEF mode macro. Expand using
1422 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1423 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1424 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1425 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1428 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1429 Sebastian Pop <sebpop@gmail.com>
1431 * lambda.h (build_linear_expr): New.
1432 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1433 Use build_linear_expr, call fold and force_gimple_operand.
1434 (lambda_loopnest_to_gcc_loopnest): Check that there is
1435 something to insert.
1436 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1438 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1440 PR preprocessor/23479
1441 * doc/extend.texi: Document the 0b-prefixed binary integer
1444 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1446 PR tree-optimization/32215
1447 * tree-vectorizer.c (supportable_widening_operation): Return false
1448 for unsupported FIX_TRUNC_EXPR tree code.
1449 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1451 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1453 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1454 register on SPE targets. Change documentation to reflect
1456 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1457 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1458 out of the register allocation pool.
1459 (rs6000_reg_live_or_pic_offset_p): New function.
1460 (rs6000_emit_prologue): Move the actual saving of LR up to free
1461 r0 for holding r11. Split saving of SPE 64-bit registers into
1462 its own case. Ensure that offsets will always be in-range for
1463 'evstdd' by using r11 as a scratch register to point at the start
1464 of the SPE save area. Save r11 if necessary, as it is the static
1466 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1467 into its own case. Ensure that offsets will always be in-range
1468 for 'evldd' by using r11 as a scratch register to point at the
1469 start of the SPE save area. Also adjust r11 when restoring
1470 the stack pointer to compensate for pre-loading r11.
1472 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1474 * cfg.c (init_flow): Use type safe memory macros.
1475 (alloc_block): Likewise.
1476 (unchecked_make_edge): Likewise.
1477 (dump_flow_info): Avoid using C++ keywords as variable names.
1478 (copy_original_table_clear): Cast according to the coding conventions.
1479 (copy_original_table_set): Likewise.
1480 * cfgexpand (label_rtx_for_bb): Likewise.
1481 (expand_gimple_basic_block): Likewise.
1482 * cfghooks.c (dump_bb): Likewise.
1483 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1485 (lv_add_condition_to_bb): Likewise.
1486 * cfglayout (relink_block_chain): Cast according to the coding
1488 (fixup_reorder_chain): Likewise.
1489 (fixup_fallthru_exit_predecessor): Likewise.
1490 * cfgloop.c (glb_enum_p): Likewise.
1491 (get_exit_description): Likewise.
1492 (dump_recorded_exit): Likewise.
1493 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1494 (struct loop): ... from here.
1495 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1497 * cfgrtl.c (rtl_create_basic_block): Likewise.
1498 (rtl_split_block): Likewise.
1499 (rtl_dump_bb): Likewise.
1500 (cfg_layout_split_block): Likewise.
1501 (init_rtl_bb_info): Use typesafe memory macros.
1503 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1504 * graphds.h: Updated all usages of edge to graph_edge.
1505 * graphds.c: Likewise.
1506 * cfgloopanal.c: Likewise.
1508 2007-06-05 Ian Lance Taylor <iant@google.com>
1510 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1511 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1512 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1514 (test_for_singularity): Likewise.
1516 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1518 * config/i386/constraints.md ("Y2"): Replaced by ...
1520 * config/i386/i386.md: Likewise.
1521 * config/i386/mmx.md: Likewise.
1522 * config/i386/sse.md: Likewise.
1524 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1526 * config/i386/constraints.md ("z"): Replaced by ...
1528 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1529 (sse4_1_blendvps): Likewise.
1530 (sse4_1_pblendvb): Likewise.
1531 (sse4_2_pcmpestr): Likewise.
1532 (sse4_2_pcmpestrm): Likewise.
1533 (sse4_2_pcmpestr_cconly): Likewise.
1534 (sse4_2_pcmpistr): Likewise.
1535 (sse4_2_pcmpistrm): Likewise.
1536 (sse4_2_pcmpistr_cconly): Likewise.
1538 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1540 * matrix-reorg.c (transform_access_sites): Fix computation.
1541 (transform_allocation_sites): Same.
1543 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1545 * config/i386/i386.c (override_options): Use
1546 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1548 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1551 (nonimm_not_xmm0_operand): Ditto.
1552 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1553 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1554 as operand[2] predicate. Require "z" class XMM register for
1555 operand[3]. Adjust asm template.
1556 ("sse4_1_blendvpd"): Ditto.
1557 ("sse4_1_pblendvb"): Ditto.
1558 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1559 force op2 into xmm0 register for variable blend instructions.
1561 2007-06-04 Tom Tromey <tromey@redhat.com>
1563 * c-tree.h (start_enum): Update.
1564 (build_enumerator): Likewise.
1565 * c-decl.c (enum_next_value): Removed.
1566 (enum_overflow): Likewise.
1567 (start_enum): Add c_enum_contents argument. Don't use globals.
1568 (build_enumerator): Likewise.
1569 * c-tree.h (struct c_enum_contents): New struct.
1571 2007-06-04 Tom Tromey <tromey@redhat.com>
1573 * c-common.c (c_common_get_alias_set): Fix indentation.
1575 2007-06-04 Ian Lance Taylor <iant@google.com>
1577 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1578 to overflow, reduce overflow infinity to regular infinity.
1579 (vrp_var_may_overflow): New static function.
1580 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1582 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1584 * stor-layout.c (layout_type): Remove duplicate code.
1586 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1589 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1590 before build_common_builtin_nodes ().
1592 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1595 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1597 2007-06-04 Jan Hubicka <jh@suse.cz>
1599 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1600 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1601 instead of _stat version.
1603 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1605 PR tree-optimization/32194
1606 * tree-predcom.c (determine_offset): Check that both references have
1609 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1611 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1612 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1613 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1614 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1615 Add argument to iterate_fix_dominators call.
1616 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1617 * gcse.c (hoist_code): Change domby to vector.
1618 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1619 Add argument to iterate_fix_dominators call.
1620 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1621 recompute_dominator.
1622 * lambda-code.c (perfect_nestify): Ditto.
1623 * cfgloopanal.c: Include graphds.h.
1624 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1625 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1626 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1628 * graphds.c: New file.
1629 * graphds.h: New file.
1630 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1631 (get_dominated_by, get_dominated_by_region): Change return type to
1633 (verify_dominators): Recompute all dominators and compare the results.
1634 (recount_dominator): Renamed to ...
1635 (recompute_dominator): ... this. Do not check that the block is
1637 (iterate_fix_dominators): Reimplemented.
1638 (prune_bbs_to_update_dominators, root_of_dom_tree,
1639 determine_dominators_for_sons): New functions.
1640 * et-forest.c (et_root): New function.
1641 * et-forest.h (et_root): Declare.
1642 * Makefile.in (graphds.o): Add.
1643 (cfgloopanal.o): Add graphds.h dependency.
1644 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1645 * basic-block.h (get_dominated_by, get_dominated_by_region,
1646 iterate_fix_dominators): Declaration changed.
1647 (recount_dominator): Renamed to ...
1648 (recompute_dominator): ... this.
1649 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1650 (thread_through_all_blocks): Do not free dominance info.
1652 2007-06-03 Andreas Schwab <schwab@suse.de>
1654 * config/m68k/m68k.c (override_options): Don't override
1656 * config/m68k/m68k-modes.def (SF, DF): Define to use
1657 motorola_single_format and motorola_double_format, resp.
1658 * real.c (motorola_single_format): Renamed from
1659 coldfire_single_format.
1660 (motorola_double_format): Renamed from coldfire_double_format.
1661 (encode_ieee_extended): Generate a proper canonical NaN image
1662 respecting canonical_nan_lsbs_set.
1663 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1665 * real.h: Adjust declarations.
1667 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1670 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1671 the symbol is generated with the stack protector.
1673 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1675 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1676 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1678 * doc/extend.texi (interrupt): Mention m68k.
1680 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1683 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1684 (ix86_expand_sse_pcmpestr): Do not check operands for
1685 "register_operand", when insn operand predicate is "register_operand".
1686 (ix86_expand_sse_pcmpistr): Ditto.
1688 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1689 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1692 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1693 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1694 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1695 * config/i386/constraints.md ("z"): New register constraint
1696 for members of SSE_FIRST_REG class.
1697 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1698 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1699 SSE_FIRST_REG class.
1700 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1701 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1702 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1703 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1704 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1705 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1706 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1707 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1708 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1709 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1710 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1711 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1712 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1713 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1714 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1715 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1716 (struct builtin_description): Change "flag" field to unsigned.
1717 (bdesc_pcmpestr): New builtin description table.
1718 (bdesc_pcmpistr): Likewise.
1719 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1720 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1721 Initialize pcmp[ei]str[im] insns for SSE4.2.
1722 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1723 (ix86_expand_sse_pcmpistr): Likewise.
1724 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1725 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1726 (UNSPEC_PCMPISTR): Likewise.
1727 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1728 (sse4_2_pcmpestri):New isns pattern.
1729 (sse4_2_pcmpestrm): Likewise.
1730 (sse4_2_pcmpestr_cconly): Likewise.
1731 (sse4_2_pcmpistr): New insn patern and splitter.
1732 (sse4_2_pcmpistri):New isns pattern.
1733 (sse4_2_pcmpistrm): Likewise.
1734 (sse4_2_pcmpistr_cconly): Likewise.
1735 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1738 2007-06-01 David Daney <ddaney@avtrex.com>
1740 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1741 LOADGP_ABSOLUTE and not binds_local_p.
1743 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1745 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1747 2007-06-01 Ian Lance Taylor <iant@google.com>
1749 * tree-vrp.c (compare_name_with_value): Always set
1750 used_strict_overflow if we get a result from the variable itself.
1752 2007-06-01 Ian Lance Taylor <iant@google.com>
1754 PR rtl-optimization/31455
1755 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1756 subregs which have a cast between modes which are not tieable.
1758 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1760 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1761 breaks after return statements.
1763 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1765 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1766 only after no_new_pseudos.
1768 2007-05-31 Eric Christopher <echristo@apple.com>
1770 * expr.c (convert_move): Assert that we don't have a BLKmode
1772 (store_expr): Handle BLKmode moves by calling emit_block_move.
1774 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1776 * c-typeck.c (build_indirect_ref): Include type in error message.
1777 (build_binary_op): Pass types to binary_op_error.
1778 * c-common.c (binary_op_error): Take two type arguments, print out
1780 * c-common.h (binary_op_error): Update prototype.
1782 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/i386/i386.c: Correct coments on -mno-sse4.
1786 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1788 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1789 (x86_64-*-*): Likewise.
1790 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1791 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1792 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1793 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1794 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1795 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1796 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1797 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1798 (OPTION_MASK_ISA_SSE4): Likewise.
1799 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1800 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1801 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1802 (override_options): Support SSE4.2.
1803 (ix86_build_const_vector): Support SImode and DImode.
1804 (ix86_build_signbit_mask): Likewise.
1805 (ix86_expand_int_vcond): Support V2DImode.
1806 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1807 (IX86_BUILTIN_CRC32HI): Likewise.
1808 (IX86_BUILTIN_CRC32SI): Likewise.
1809 (IX86_BUILTIN_CRC32DI): Likewise.
1810 (IX86_BUILTIN_PCMPGTQ): Likewise.
1811 (bdesc_crc32): Likewise.
1812 (bdesc_sse_3arg): Likewise.
1813 (ix86_expand_crc32): Likewise.
1814 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1815 (ix86_expand_builtin): Likewise.
1816 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1817 __SSE4_2__ for -msse4.2.
1818 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1819 (CRC32MODE): Likewise.
1820 (crc32modesuffix): Likewise.
1821 (crc32modeconstraint): Likewise.
1822 (sse4_2_crc32<mode>): Likewise.
1823 (sse4_2_crc32di): Likewise.
1824 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1826 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1827 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1828 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1829 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1830 (vcondu<mode>): Likewise.
1831 * doc/extend.texi: Document SSE4.2 built-in functions.
1832 * doc/invoke.texi: Document -msse4.2/-msse4.
1834 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1836 PR tree-optimization/32160
1837 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1838 variable as gimple reg.
1839 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1841 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1843 * gcc.c (main): Don't consider linker options when issuing the
1844 warning about a linker input file not being used.
1846 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1848 * tree-vrp.c (compare_names): Initialize sop.
1850 2007-05-30 Dirk Mueller <dmueller@suse.de>
1852 * cgraphunit.c (cgraph_analyze_function): Remove
1853 computation of inline parameters.
1855 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1859 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1861 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1862 Add vx-common.h. Include vxworks.h between vx-common.h and
1864 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1866 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1867 (TARGET_ASM_DESTRUCTOR): Likewise.
1868 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1869 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1870 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1871 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1872 (VXWORKS_ENDIAN_SPEC): Define.
1873 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1874 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1875 VXWORKS_* equivalents.
1876 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1877 (ASM_FILE_START): Delete.
1878 (TARGET_VERSION): Reformat.
1879 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1880 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1881 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1882 (FPBIT, DPBIT): Define.
1883 (fp-bit.c, dp-bit.c): New rules.
1884 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1885 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1886 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1887 * config/arm/arm.h: Include vxworks-dummy.h.
1888 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1889 Mark with ATTRIBUTE_UNUSED.
1890 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1891 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1892 make it incompatible with -msingle-pic-base.
1893 (arm_function_ok_for_sibcall): Return false for calls that might
1894 go through a VxWorks PIC PLT entry.
1895 (require_pic_register): New function, split out from...
1896 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1898 (arm_load_pic_register): Handle the VxWorks RTP initialization
1899 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1900 (arm_emit_call_insn): New function.
1901 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1902 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1903 (pic_offset_arm): New pattern.
1904 (call, call_value): Use arm_emit_call_insn.
1905 (call_internal, call_value_internal): New expanders.
1906 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1907 VxWorks unless __PIC__.
1909 2007-05-30 Eric Christopher <echristo@gmail.com>
1911 * genrecog.c: Include regs.h in generated file.
1912 * genemit.c: Ditto. Fix up formatting.
1913 * config/mn10300/constraints.md: New.
1914 * config/mn10300/mn10300.md: Include.
1915 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1916 Fix up for removed macro.
1917 * config/mn10300/predicates.md (call_address_operand): Ditto.
1918 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1919 (CONST_OK_FOR_I): Ditto.
1920 (CONST_OK_FOR_J): Ditto.
1921 (CONST_OK_FOR_K): Ditto.
1922 (CONST_OK_FOR_L): Ditto.
1923 (CONST_OK_FOR_M): Ditto.
1924 (CONST_OK_FOR_N): Ditto.
1925 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1929 (EXTRA_CONSTRAINT): Ditto.
1931 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1935 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1936 OPTION_MASK_ISA_64BIT.
1937 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1939 2007-05-30 Richard Guenther <rguenther@suse.de>
1942 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1943 types for comparison.
1944 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1945 with original typed arguments.
1946 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1948 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1950 PR tree-optimization/31769
1951 * except.c (duplicate_eh_regions): Clear prev_try if
1952 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1954 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1956 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1957 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1958 bsi of the location where statements should be inserted.
1959 (sink_code_in_bb): Take bsi from statement_sink_location.
1960 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1961 instead of bsi_start.
1962 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1964 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1965 (bsi_move_before): Document inconsistency with bsi_move_after.
1966 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1968 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.h (TARGET_ABM): New define.
1971 (TARGET_POPCNT): Ditto.
1972 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1973 New temporary defines to redefine from OPTION_ISA_* defines.
1974 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1975 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1976 (ix86_isa_flags): New extern int declaration.
1977 (TARGET_SUBTARGET_DEFAULT): New define.
1978 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1979 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1980 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1981 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1982 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1983 * config/i386/darwin.h: Change TARGET_64BIT define to
1986 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1987 using existing "ix86_isa_flags" varible.
1988 (m32, m64): Use existing "ix86_isa_flags" variable.
1989 (mmmx, m3dnow): Ditto.
1990 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1991 (mabm): Define as non-negative option using "x86_abm" variable.
1992 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1994 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1995 Rewrite feature test bitmap.
1996 (ix86_isa_flags): New initialized global int varible.
1997 (ix86_isa_flags_explicit): New static int variable.
1998 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1999 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2000 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2001 target_flags_explicit.
2002 (override_options): Remove "target_enable" and "target_disable" fields
2003 from "struct ptt". Update processor_target_table accordingly. Remove
2004 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2005 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2006 "target_flags" and "ix86_isa_flags_explicit" instead of
2007 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2008 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2009 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2010 to true when either of PTA_POPCNT or PTA_ABM is set in
2011 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2012 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2013 processor_alias_table flags entry. Remove handling of
2014 "target_enable" and "target_disable" fields of processor_target_table.
2015 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2016 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2017 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2018 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2019 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2021 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2023 2007-05-29 David Daney <ddaney@avtrex.com>
2026 * config/mips/mips.c (mips_output_mi_thunk): Emit
2027 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2029 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2030 * config/i386/i386.c (ix86_function_regparm): Added checking of
2031 ix86_force_align_arg_pointer to determine the number of
2032 register parameters.
2034 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2036 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2037 (SET_DR_MISALIGNMENT): New.
2038 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2039 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2040 Use SET_DR_MISALIGNMENT.
2041 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2043 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2044 find_loop_nest): Export.
2045 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2046 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2047 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2048 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2050 (struct mem_ref): Add field reuse_distance.
2051 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2052 Initialize reuse_distance field.
2053 (issue_prefetch_ref): Select temporality of prefetch according to
2055 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2056 self_reuse_distance, determine_loop_nest_reuse): New functions.
2057 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2058 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2059 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2062 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2064 * tree-ssa-alias.c: Add aliasing overview.
2066 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2067 Danny Smith <dannysmith@users.sourceforge.net>
2070 * config/i386/t-crtfm: Compile crtfastmath.o with
2071 -minline-all-stringops.
2072 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2073 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2075 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2077 * doc/md.texi: Document constraints on HP PA-RISC.
2079 * pa/constraints.md: New file.
2080 * pa.md: Include constraints.md.
2081 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2082 (integer_store_memory_operand, ldil_cint_p): New functions.
2083 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2084 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2085 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2086 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2087 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2089 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2092 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2093 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2094 case POSTDECREMENT_EXPR>): Return the error_mark_node
2095 if either the real or imaginary parts would an
2098 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2100 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2101 name when we remove it from a call.
2103 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2105 * targhooks.c (default_narrow_bitfield): Remove.
2106 * targhooks.h: Remove the prototype for
2107 default_narrow_bitfield.
2109 * langhooks-def.h: Remove the prototype for
2110 hook_get_alias_set_0.
2111 * langhooks.c (hook_get_alias_set_0): Remove.
2113 * global.c (EXECUTE_IF_CONFLICT): Remove.
2115 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2118 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2119 return true when truth_value_p is true and the type
2122 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2124 * doc/install.texi (Prerequisites): We no longer require Autoconf
2125 2.13 for the top-level.
2127 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2129 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2130 memory access via x86_expand_vector_move_misalign() only for
2131 TImode values on 32-bit targets.
2133 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2135 * matrix-reorg.c: New file. Implement matrix flattening and
2136 transposing optimization.
2137 * tree-pass.h: Add matrix reorg pass.
2138 * common.opt: Add fipa-mreorg flag.
2139 * Makefile.in: Add matrix-reorg.c.
2140 * passes.c: Add matrix reorg pass.
2141 * varpool.c (add_new_static_var): New function.
2142 * cgraph.h (add_new_static_var): Declare.
2144 2007-05-27 Eric Christopher <echristo@apple.com>
2146 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2147 sp_offset depending on stack size. Save r12 depending
2148 on registers we're saving later.
2149 (rs6000_emit_epilogue): Update sp_offset depending only
2152 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2154 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2155 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2156 * ifcvt.c (if_convert): Ditto.
2157 * tree-ssa-threadupdate.c (thread_block): Ditto.
2158 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2159 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2160 verify_loop_closed_ssa): Check number_of_loops instead of
2162 * predict.c (tree_estimate_probability): Ditto.
2163 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2164 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2165 * modulo-sched.c (sms_schedule): Ditto.
2166 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2167 (scev_finalize): Do not do anything if scev analysis was not
2169 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2170 current_loops == NULL.
2171 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2172 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2174 (loop_optimizer_finalize): Assert that loops were analyzed.
2175 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2176 rtl_doloop): Check number_of_loops instead of current_loops.
2177 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2178 current_loops == NULL.
2179 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2180 gate_tree_vectorize tree_linear_transform, check_data_deps,
2181 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2182 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2183 Check number_of_loops instead of current_loops.
2184 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2185 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2186 free loops if available.
2187 (execute_pre): Do not pass do_fre to fini_pre.
2189 2007-05-27 Tobias Burnus <burnus@net-b.de>
2192 * real.c (mpfr_from_real): Fix sign of -Inf.
2194 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2196 * tree-vect-transform.c (vectorizable_conversion): Initialize
2197 tree_code variables to ERROR_MARK.
2198 (vectorizable_type_demotion): Likewise.
2199 (vectorizable_type_promotion): Likewise.
2201 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (movti): Handle push operands via
2207 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2209 * basic-block.h: Remove the prototype for merge_seq_blocks.
2210 * cfgcleanup.c (merge_seq_blocks): Remove.
2212 * tree-flow.h: Remove the prototype for is_aliased_with.
2213 * tree-ssa-alias.c (is_aliased_with): Remove.
2215 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2217 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2219 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2221 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2222 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2223 (vec_unpacks_hi_v16qi): Likewise.
2224 (vec_unpacku_lo_v16qi): Likewise.
2225 (vec_unpacks_lo_v16qi): Likewise.
2226 (vec_unpacku_hi_v8hi): Likewise.
2227 (vec_unpacks_hi_v8hi): Likewise.
2228 (vec_unpacku_lo_v8hi): Likewise.
2229 (vec_unpacks_lo_v8hi): Likewise.
2230 (vec_unpacku_hi_v4si): Likewise.
2231 (vec_unpacks_hi_v4si): Likewise.
2232 (vec_unpacku_lo_v4si): Likewise.
2233 (vec_unpacks_lo_v4si): Likewise.
2235 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2237 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2238 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2239 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2240 follow spelling conventions in various
2241 warning/error/diagnostic messages.
2243 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2244 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2245 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2246 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2247 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2248 * doc/tm.texi: Follow spelling conventions.
2250 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2253 * tree-ssa-forwprop.c
2254 (forward_propagate_addr_into_variable_array_index): Remove
2255 the lhs argument. Use the type of def_rhs instead of lhs.
2256 (forward_propagate_addr_expr_1): Update use of
2257 forward_propagate_addr_into_variable_array_index.
2259 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2260 Nigel Stephens <nigel@mips.com>
2262 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2263 function attributes, "far" being an alias for "long_call".
2264 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2265 (mips_near_type_p, mips_far_type_p): New.
2266 (mips_comp_type_attributes): New function to check that attributes
2267 attached to a function type are compatible.
2268 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2269 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2270 to the target function of the thunk.
2271 (mips_encode_section_info): Check for "near" and "far" function
2272 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2274 * config/mips/predicates.md (const_call_insn_operand): Test only
2275 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2277 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2280 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2281 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2282 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2283 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2285 2007-05-25 Eric Christopher <echristo@apple.com>
2287 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2288 to x86-darwin configurations.
2289 * config/i386/t-darwin: Add softfp support.
2290 * config/i386/t-darwin64: Ditto.
2291 * config/i386/sfp-machine.h: If mach then don't use
2292 aliasing, emit a stub to call.
2294 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2296 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2297 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2298 tree-predcom.c, tree-ssa-alias-warnings.c,
2299 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2300 comment typos. Follow spelling conventions.
2301 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2303 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2306 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2307 constants into memory. Expand unaligned memory references for
2308 SSE modes via x86_expand_vector_move_misalign() function.
2310 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2313 "memory" attribute for "sseishft" type insn without operands[2].
2315 2007-05-25 Dirk Mueller <dmueller@suse.de>
2316 Marcus Meissner <meissner@suse.de>
2318 * doc/extend.texi (alloc_size): New attribute.
2319 * c-common.c (handle_alloc_size_attribute): New.
2320 * tree-object-size.c (alloc_object_size): Use alloc_size
2321 attribute, if available.
2323 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2327 (__builtin_ia32_vec_ext_v2di): Likewise.
2328 (__builtin_ia32_vec_ext_v4si): Likewise.
2329 (__builtin_ia32_vec_ext_v8hi): Likewise.
2330 (__builtin_ia32_vec_ext_v16qi): Likewise.
2331 (__builtin_ia32_vec_set_v8hi): Likewise.
2333 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2335 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2337 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2339 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2340 (arm_is_longcall_p): Rename to...
2341 (arm_is_long_call_p): ...this. Take a single tree argument and
2343 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2344 (CUMULATIVE_ARGS): Remove call_cookie.
2345 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2346 (ENCODED_LONG_CALL_ATTR_P): Delete.
2347 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2348 LONG_CALL_FLAG_CHAR cases.
2349 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2350 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2351 ARM_DECLARE_FUNCTION_SIZE.
2352 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2353 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2354 (arm_encode_call_attribute, current_file_function_operand): Delete.
2355 (arm_function_in_section_p): New function.
2356 (arm_is_longcall_p): Rename to...
2357 (arm_is_long_call_p): ...this. Take the target function as a single
2358 argument and return a bool. Do not rely on call cookies. Check
2359 whether the target symbol is in the same section as the current
2360 function, not just the same compilation unit.
2361 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2362 (arm_encode_section_info): Don't encode a call type.
2363 * config/arm/arm.md (call, call_value): Update calls to
2364 arm_is_long(_)call_p. Simplify logic.
2365 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2366 Update calls to arm_is_long(_)call_p.
2368 2007-05-25 Richard Guenther <rguenther@suse.de>
2370 PR tree-optimization/31982
2371 * tree-ssa-forwprop.c
2372 (forward_propagate_addr_into_variable_array_index): Handle arrays
2373 with element size one.
2375 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2377 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2378 (umulsi3_highpart): Likewise.
2380 2007-05-24 Ian Lance Taylor <iant@google.com>
2382 PR rtl-optimization/32069
2383 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2386 2007-05-24 Ollie Wild <aaw@google.com>
2388 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2391 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2393 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2394 (oprs_unchanged_p): Use it to check all registers in a REG.
2395 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2396 (reg_set_between_after_reload_p): Delete.
2397 (reg_used_between_after_reload_p): Likewise.
2398 (reg_set_or_used_since_bb_start): Likewise.
2399 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2400 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2401 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2402 * rtlanal.c (reg_set_p): Check whether REG overlaps
2403 regs_invalidated_by_call, rather than just checking the
2404 membership of REGNO (REG).
2406 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2408 * doc/passes.texi: Document predictive commoning.
2409 * doc/invoke.texi (-fpredictive-commoning): Document.
2410 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2411 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2412 adding indices to the generated name.
2413 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2414 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2415 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2416 (op_symbol_code): ... and exported.
2417 (dump_omp_clause, op_symbol): Use op_symbol_code
2418 instead of op_symbol_1.
2419 * tree-pass.h (pass_predcom): Declare.
2420 * timevar.def (TV_PREDCOM): New timevar.
2421 * tree-ssa-loop.c (run_tree_predictive_commoning,
2422 gate_tree_predictive_commoning, pass_predcom): New.
2423 * tree-data-ref.c (find_data_references_in_loop): Find the
2424 references in dominance order.
2425 (canonicalize_base_object_address): Ensure that the result has
2427 (dr_analyze_innermost): Export.
2428 (create_data_ref): Code to fail for references with invariant
2430 (find_data_references_in_stmt): ... here.
2431 * tree-data-ref.h (dr_analyze_innermost): Declare.
2432 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2433 (aff_combination_find_elt, name_expansion_hash,
2434 name_expansion_eq, tree_to_aff_combination_expand,
2435 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2437 * tree-affine.h (aff_combination_constant_multiple_p,
2438 tree_to_aff_combination_expand): Declare.
2439 * tree-predcom.c: New file.
2440 * common.opt (fpredictive-commoning): New option.
2441 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2442 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2443 * Makefile.in (tree-predcom.o): Add.
2444 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2445 * passes.c (init_optimization_passes): Add dceloop after
2446 copy propagation in loop optimizer. Add predictive commoning
2447 to loop optimizer passes.
2449 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2451 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2454 2007-05-24 Jan Hubicka <jh@suse.cz>
2456 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2458 (genheader): Include statistics.h.
2460 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2462 * print-rtl.c (flag_dump_unnumbered): Update comments.
2463 (print_rtl): Fix my previous change.
2464 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2467 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2470 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2472 (thread_through_all_blocks): Call initialize_original_copy_tables
2473 and free_original_copy_tables.
2474 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2476 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2477 * cfghooks.c (duplicate_block): Use get_loop_copy.
2478 * cfg.c: Include cfgloop.h.
2479 (loop_copy): New hash table.
2480 (initialize_original_copy_tables): Initialize loop_copy table.
2481 (free_original_copy_tables): Free loop_copy table.
2482 (copy_original_table_clear, copy_original_table_set,
2483 set_loop_copy, get_loop_copy): New functions.
2484 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2485 * cfgloop.h (struct loop): Remove copy field.
2486 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2487 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2489 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2491 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2492 -msse/-msse2/-msse3.
2494 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2496 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2497 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2499 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2502 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2503 * targhooks.h (default_mangle_decl_assembler_name): Declare
2505 * targhooks.c (default_mangle_decl_assembler_name): Define
2507 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2509 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2510 * langhooks.c (lhd_set_decl_assembler_name): Call
2511 targetm.mangle_decl_assembler_name for names with global scope.
2513 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2515 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2516 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2518 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2519 New. Factored out of i386_pe_encode_section_info.
2520 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2521 Move check for prior decoration of stdcall
2522 symbols to i386_pe_encode_section_info.
2523 (i386_pe_encode_section_info): Adjust call to
2524 gen_stdcall_or_fastcall_suffix. Use
2525 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2526 (i386_pe_mangle_decl_assembler_name): New. Wrap
2527 i386_pe_maybe_mangle_decl_assembler_name.
2529 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2531 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2532 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2533 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2534 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2535 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2538 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2539 Nigel Stephens <nigel@mips.com>
2540 Richard Sandiford <richard@codesourcery.com>
2542 Fix up MIPS16 hard float and add support for complex.
2544 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2545 (TARGET_SOFT_FLOAT_ABI): New.
2546 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2547 __mips_soft_float to reflect the ABI in use, not whether the
2548 FPU is directly accessible (e.g., in MIPS16 mode).
2549 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2550 (UNITS_PER_FPVALUE): Likewise.
2552 * config/mips/mips.c (mips_expand_call): Remove redundant
2553 TARGET_MIPS16 check.
2554 (mips_arg_regno): New.
2555 (function_arg_advance): When setting bits in cum->fp_code for
2556 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2558 (function_arg): Use mips_arg_regno.
2559 (mips_return_mode_in_fpr_p): New.
2560 (mips16_call_stub_mode_suffix): New.
2561 (mips16_cfun_returns_in_fpr_p): New.
2562 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2563 (mips_output_function_prologue): Test mips16_hard_float, not
2564 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2565 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2566 return value into a floating-point register.
2567 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2568 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2569 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2570 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2571 word of double arguments from or to the high bits of 64-bit
2572 floating point registers.
2573 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2574 (mips16_fpret_double): New helper function.
2575 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2576 support for complex modes. Fill in DECL_RESULT for stubdecl.
2577 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2579 * config/mips/mips16.S
2580 (RET, ARG1, ARG2): New.
2581 (MERGE_GPRf, MERGE_GPRt): New.
2582 (DELAYt, DELAYf): New.
2583 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2584 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2585 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2586 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2587 (SFOP): Renamed to...
2588 (OPSF3): This, and macro-ified. Updated all uses.
2589 (SFOP2): Renamed to...
2590 (OPSF2): This, and macro-ified. Updated all uses.
2591 (SFCMP): Renamed to...
2592 (CMPSF): This, and macro-ified. Updated all uses.
2593 (SFREVCMP): Renamed to...
2594 (REVCMPSF): This, and macro-ified. Updated all uses.
2595 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2596 (LDDBL1, LDDBL2, RETDBL): Deleted.
2597 (DFOP): Renamed to...
2598 (OPDF3): This, and macro-ified. Updated all uses.
2599 (DFOP2): Renamed to...
2600 (OPDF2): This, and macro-ified. Updated all uses.
2601 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2602 (DFCMP): Renamed to...
2603 (CMPDF): This, and macro-ified. Updated all uses.
2604 (DFREVCMP): Renamed to...
2605 (REVCMPDF): This, and macro-ified. Updated all uses.
2606 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2607 (RET_FUNCTION): New.
2608 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2609 (__mips16_ret_sc, __mips16_ret_dc): New.
2610 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2611 STUB_ARGS_6, STUB_ARGS_10): New.
2612 (CALL_STUB_NO_RET): New.
2613 (__mips16_call_stub_1): Macro-ified.
2614 (__mips16_call_stub_5): Macro-ified.
2615 (__mips16_call_stub_2): Macro-ified.
2616 (__mips16_call_stub_6): Macro-ified.
2617 (__mips16_call_stub_9): Macro-ified.
2618 (__mips16_call_stub_10): Macro-ified.
2619 (CALL_STUB_RET): New.
2620 (__mips16_call_stub_sf_0): Macro-ified.
2621 (__mips16_call_stub_sf_1): Macro-ified.
2622 (__mips16_call_stub_sf_5): Macro-ified.
2623 (__mips16_call_stub_sf_2): Macro-ified.
2624 (__mips16_call_stub_sf_6): Macro-ified.
2625 (__mips16_call_stub_sf_9): Macro-ified.
2626 (__mips16_call_stub_sf_10): Macro-ified.
2627 (__mips16_call_stub_df_0): Macro-ified.
2628 (__mips16_call_stub_df_1): Macro-ified.
2629 (__mips16_call_stub_df_5): Macro-ified.
2630 (__mips16_call_stub_df_2): Macro-ified.
2631 (__mips16_call_stub_df_6): Macro-ified.
2632 (__mips16_call_stub_df_9): Macro-ified.
2633 (__mips16_call_stub_df_10): Macro-ified.
2634 (__mips16_call_stub_sc_0): New.
2635 (__mips16_call_stub_sc_1): New.
2636 (__mips16_call_stub_sc_5): New.
2637 (__mips16_call_stub_sc_2): New.
2638 (__mips16_call_stub_sc_6): New.
2639 (__mips16_call_stub_sc_9): New.
2640 (__mips16_call_stub_sc_10): New.
2641 (__mips16_call_stub_dc_0): New.
2642 (__mips16_call_stub_dc_1): New.
2643 (__mips16_call_stub_dc_5): New.
2644 (__mips16_call_stub_dc_2): New.
2645 (__mips16_call_stub_dc_6): New.
2646 (__mips16_call_stub_dc_9): New.
2647 (__mips16_call_stub_dc_10): New.
2649 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2650 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2651 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2653 2007-05-23 Ian Lance Taylor <iant@google.com>
2655 * doc/invoke.texi (Invoking GCC): Document that the order of the
2658 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2661 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2662 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2663 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2667 * config/score/score.c (score_print_operand): Make sure that only
2668 lower bits are used.
2670 2007-05-22 Ian Lance Taylor <iant@google.com>
2672 * tree-vrp.c (avoid_overflow_infinity): New static function,
2673 broken out of set_value_range_to_value.
2674 (set_value_range_to_value): Call avoid_overflow_infinity.
2675 (extract_range_from_assert): Likewise.
2677 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2680 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2681 change the type before looking for a COMPOUND_EXPR.
2683 2007-05-22 Ian Lance Taylor <iant@google.com>
2685 * lower-subreg.c (decompose_multiword_subregs): If we change an
2686 insn, call remove_retval_note on it.
2688 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2690 * regs.h (end_hard_regno): New function.
2691 (END_HARD_REGNO, END_REGNO): New macros.
2692 (add_to_hard_reg_set): New function.
2693 (remove_from_hard_reg_set): Likewise.
2694 (in_hard_reg_set_p): Likewise.
2695 (overlaps_hard_reg_set_p): Likewise.
2696 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2697 (note_btr_set): Use END_HARD_REGNO.
2698 * caller-save.c (setup_save_areas): Use end_hard_regno.
2699 (mark_set_regs): Use END_HARD_REGNO.
2700 (add_stored_regs): Use end_hard_regno.
2701 (mark_referenced_regs): Use add_to_hard_reg_set.
2702 * combine.c (update_table_tick): Use END_REGNO.
2703 (record_value_for_reg): Likewise.
2704 (record_dead_and_set_regs): Likewise.
2705 (get_last_value_validate): Likewise.
2706 (use_crosses_set_p): Likewise.
2707 (reg_dead_at_p_1): Likewise.
2708 (reg_dead_at_p): Likewise.
2709 (mark_used_regs_combine): Use add_to_hard_reg_set.
2710 (move_deaths): Use END_HARD_REGNO.
2711 (reg_bitfield_target_p): Use end_hard_regno.
2712 (distribute_notes): Use END_HARD_REGNO.
2713 * cse.c (mention_regs): Use END_REGNO.
2714 (insert): Use add_to_hard_reg_set.
2715 (invalidate): Use END_HARD_REGNO.
2716 (invalidate_for_call): Likewise.
2717 (exp_equiv_p): Use END_REGNO.
2718 (cse_insn): Likewise.
2719 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2720 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2721 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2722 * function.c (keep_stack_depressed): Use end_hard_regno.
2723 * global.c (global_alloc): Use end_hard_regno.
2724 (global_conflicts): Use add_to_hard_reg_set instead of
2726 (find_reg): Likewise.
2727 (mark_reg_store): Likewise.
2728 (mark_reg_conflicts): Likewise.
2729 (mark_reg_death): Use remove_from_hard_reg_set.
2730 (mark_reg_live_nc): Delete.
2731 (set_preference): Use end_hard_regno.
2732 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2733 remove_from_hard_reg_set.
2734 (post_mark_life): Use add_to_hard_reg_set.
2735 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2736 (reg_becomes_live): Use add_to_hard_reg_set.
2737 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2738 (peep2_find_free_register): Use add_to_hard_reg_set.
2739 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2740 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2741 * regrename.c (note_sets): Use add_to_hard_reg_set.
2742 (clear_dead_regs): Use remove_from_hard_reg_set.
2743 (regrename_optimize): Use add_to_hard_reg_set.
2744 (find_oldest_value_reg): Use in_hard_reg_set_p.
2745 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2746 (hard_reg_set_here_p): Use end_hard_regno.
2747 (decompose): Likewise.
2748 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2749 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2750 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2751 (mark_home_live): Use end_hard_regno.
2752 (spill_hard_reg): Likewise.
2753 (clear_reload_reg_in_use): Likewise.
2754 * reorg.c (delete_prior_computation): Use END_REGNO.
2755 * resource.c (update_live_status): Use END_HARD_REGNO.
2756 (mark_referenced_resources): Use add_to_hard_reg_set.
2757 (mark_set_resources): Likewise.
2758 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2759 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2760 (reg_overlap_mentioned_p): Likewise.
2761 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2762 (covers_regno_no_parallel_p): Use END_REGNO.
2763 (find_regno_note): Likewise.
2764 (find_reg_fusage): Use END_HARD_REGNO.
2765 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2766 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2768 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2770 * mode-switching.c (reg_dies): Change type of second argument to
2772 (optimize_mode_switching): Update accordingly.
2774 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2776 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2778 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2779 (hard_reg_set_empty_p): ...these new functions.
2780 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2781 GO_IF_HARD_REG_SUBSET.
2782 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2783 instead of GO_IF_HARD_REG_EQUAL.
2784 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2785 instead of GO_IF_HARD_REG_EQUAL.
2786 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2787 GO_IF_HARD_REG_SUBSET.
2788 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2789 GO_IF_HARD_REG_EQUAL.
2790 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2791 of GO_IF_HARD_REG_SUBSET.
2792 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2793 instead of GO_IF_HARD_REG_EQUAL.
2794 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2795 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2796 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2797 of GO_IF_HARD_REG_SUBSET,
2798 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2799 GO_IF_HARD_REG_SUBSET.
2800 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2801 instead of GO_IF_HARD_REG_EQUAL.
2802 * config/sh/sh.c (push_regs, calc_live_regs): Use
2803 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2804 (hard_regs_intersect_p): Delete.
2806 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2808 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2810 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2811 Richard Henderson <rth@redhat.com>
2813 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2815 (x86_64-*-*): Likewise.
2817 * i386/i386-modes.def (V2QI): New.
2819 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2821 (override_options): Support SSE4.1.
2822 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2823 (IX86_BUILTIN_BLENDPS): Likewise.
2824 (IX86_BUILTIN_BLENDVPD): Likewise.
2825 (IX86_BUILTIN_BLENDVPS): Likewise.
2826 (IX86_BUILTIN_PBLENDVB128): Likewise.
2827 (IX86_BUILTIN_PBLENDW128): Likewise.
2828 (IX86_BUILTIN_DPPD): Likewise.
2829 (IX86_BUILTIN_DPPS): Likewise.
2830 (IX86_BUILTIN_INSERTPS128): Likewise.
2831 (IX86_BUILTIN_MOVNTDQA): Likewise.
2832 (IX86_BUILTIN_MPSADBW128): Likewise.
2833 (IX86_BUILTIN_PACKUSDW128): Likewise.
2834 (IX86_BUILTIN_PCMPEQQ): Likewise.
2835 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2836 (IX86_BUILTIN_PMAXSB128): Likewise.
2837 (IX86_BUILTIN_PMAXSD128): Likewise.
2838 (IX86_BUILTIN_PMAXUD128): Likewise.
2839 (IX86_BUILTIN_PMAXUW128): Likewise.
2840 (IX86_BUILTIN_PMINSB128): Likewise.
2841 (IX86_BUILTIN_PMINSD128): Likewise.
2842 (IX86_BUILTIN_PMINUD128): Likewise.
2843 (IX86_BUILTIN_PMINUW128): Likewise.
2844 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2845 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2846 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2847 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2848 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2849 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2850 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2851 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2852 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2853 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2854 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2855 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2856 (IX86_BUILTIN_PMULDQ128): Likewise.
2857 (IX86_BUILTIN_PMULLD128): Likewise.
2858 (IX86_BUILTIN_ROUNDPD): Likewise.
2859 (IX86_BUILTIN_ROUNDPS): Likewise.
2860 (IX86_BUILTIN_ROUNDSD): Likewise.
2861 (IX86_BUILTIN_ROUNDSS): Likewise.
2862 (IX86_BUILTIN_PTESTZ): Likewise.
2863 (IX86_BUILTIN_PTESTC): Likewise.
2864 (IX86_BUILTIN_PTESTNZC): Likewise.
2865 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2866 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2867 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2868 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2869 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2871 (bdesc_sse_3arg): Likewise.
2872 (bdesc_2arg): Likewise.
2873 (bdesc_1arg): Likewise.
2874 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2876 (ix86_expand_sse_4_operands_builtin): New.
2877 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2878 smaller than 8 bits as the 2nd arg.
2879 (ix86_expand_sse_ptest): New.
2880 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2881 (ix86_expand_vector_set): Support SSE4.1.
2882 (ix86_expand_vector_extract): Likewise.
2884 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2885 __SSE4_1__ for -msse4.1.
2887 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2888 (UNSPEC_INSERTPS): Likewise.
2889 (UNSPEC_DP): Likewise.
2890 (UNSPEC_MOVNTDQA): Likewise.
2891 (UNSPEC_MPSADBW): Likewise.
2892 (UNSPEC_PHMINPOSUW): Likewise.
2893 (UNSPEC_PTEST): Likewise.
2894 (UNSPEC_ROUNDP): Likewise.
2895 (UNSPEC_ROUNDS): Likewise.
2897 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2899 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2900 (const_pow2_1_to_32768_operand): Likewise.
2902 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2905 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2907 (sse4_1_insertps): Likewise.
2908 (*sse4_1_extractps): Likewise.
2909 (sse4_1_ptest): Likewise.
2910 (sse4_1_mulv2siv2di3): Likewise.
2911 (*sse4_1_mulv4si3): Likewise.
2912 (*sse4_1_smax<mode>3): Likewise.
2913 (*sse4_1_umax<mode>3): Likewise.
2914 (*sse4_1_smin<mode>3): Likewise.
2915 (*sse4_1_umin<mode>3): Likewise.
2916 (sse4_1_eqv2di3): Likewise.
2917 (*sse4_1_pinsrb): Likewise.
2918 (*sse4_1_pinsrd): Likewise.
2919 (*sse4_1_pinsrq): Likewise.
2920 (*sse4_1_pextrb): Likewise.
2921 (*sse4_1_pextrb_memory): Likewise.
2922 (*sse4_1_pextrw_memory): Likewise.
2923 (*sse4_1_pextrq): Likewise.
2924 (sse4_1_blendpd): Likewise.
2925 (sse4_1_blendps): Likewise.
2926 (sse4_1_blendvpd): Likewise.
2927 (sse4_1_blendvps): Likewise.
2928 (sse4_1_dppd): Likewise.
2929 (sse4_1_dpps): Likewise.
2930 (sse4_1_movntdqa): Likewise.
2931 (sse4_1_mpsadbw): Likewise.
2932 (sse4_1_packusdw): Likewise.
2933 (sse4_1_pblendvb): Likewise.
2934 (sse4_1_pblendw): Likewise.
2935 (sse4_1_phminposuw): Likewise.
2936 (sse4_1_extendv8qiv8hi2): Likewise.
2937 (*sse4_1_extendv8qiv8hi2): Likewise.
2938 (sse4_1_extendv4qiv4si2): Likewise.
2939 (*sse4_1_extendv4qiv4si2): Likewise.
2940 (sse4_1_extendv2qiv2di2): Likewise.
2941 (*sse4_1_extendv2qiv2di2): Likewise.
2942 (sse4_1_extendv4hiv4si2): Likewise.
2943 (*sse4_1_extendv4hiv4si2): Likewise.
2944 (sse4_1_extendv2hiv2di2): Likewise.
2945 (*sse4_1_extendv2hiv2di2): Likewise.
2946 (sse4_1_extendv2siv2di2): Likewise.
2947 (*sse4_1_extendv2siv2di2): Likewise.
2948 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2949 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2950 (sse4_1_zero_extendv4qiv4si2): Likewise.
2951 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2952 (sse4_1_zero_extendv2qiv2di2): Likewise.
2953 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2954 (sse4_1_zero_extendv4hiv4si2): Likewise.
2955 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2956 (sse4_1_zero_extendv2hiv2di2): Likewise.
2957 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2958 (sse4_1_zero_extendv2siv2di2): Likewise.
2959 (*sse4_1_zero_extendv2siv2di2): Likewise.
2960 (sse4_1_roundpd): Likewise.
2961 (sse4_1_roundps): Likewise.
2962 (sse4_1_roundsd): Likewise.
2963 (sse4_1_roundss): Likewise.
2964 (mulv4si3): Don't expand for SSE4.1.
2965 (smax<mode>3): Likewise.
2966 (umaxv4si3): Likewise.
2967 (uminv16qi3): Likewise.
2968 (umin<mode>3): Likewise.
2969 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2971 * doc/extend.texi: Document SSE4.1 built-in functions.
2973 * doc/invoke.texi: Document -msse4.1.
2975 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2977 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2978 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2979 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2980 (ASM_SPEC): Add asm_pcrel_spec.
2981 (EXTRA_SPECS): Add asm_pcrel_spec.
2983 2007-05-21 David Daney <ddaney@avtrex.com>
2985 * doc/install.texi (Building a cross compiler): Add requirements
2986 for Java cross compiler.
2988 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2991 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2992 Add loopno argument. Use evolution_function_is_invariant_rec_p
2993 instead of evolution_function_is_constant_p.
2994 Update calls to evolution_function_is_affine_multivariate_p.
2995 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2996 Add loopno argument.
2997 * tree-scalar-evolution.c (gather_chrec_stats): Call
2998 evolution_function_is_affine_multivariate_p with a loop
3000 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3001 (analyze_overlapping_iterations): Likewise.
3002 (access_functions_are_affine_or_constant_p): Likewise.
3003 (build_classic_dist_vector_1): If the access functions
3004 are equal, don't do anything.
3006 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3007 Paolo Carlini <pcarlini@suse.de>
3008 Uros Bizjak <ubizjak@gmail.com>
3010 * c-cppbuiltin.c (c_cpp_builtins): Define
3011 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3012 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3013 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3014 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3016 2007-05-21 Mike Stump <mrs@apple.com>
3018 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3020 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3022 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3025 implementation if __OPTIMIZE__ is not defined.
3026 (_mm_alignr_pi8): Ditto.
3027 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3028 (_mm_inserti_si64): Ditto.
3029 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3030 (_mm_slli_epi16): Ditto.
3031 (_mm_slli_epi32): Ditto.
3032 (_mm_slli_epi64): Ditto.
3033 (_mm_srai_epi16): Ditto.
3034 (_mm_srai_epi32): Ditto.
3035 (_mm_srli_si128): Ditto.
3036 (_mm_slli_si128): Ditto.
3037 (_mm_srli_epi16): Ditto.
3038 (_mm_srli_epi32): Ditto.
3039 (_mm_srli_epi64): Ditto.
3040 (_mm_extract_epi16): Ditto.
3041 (_mm_insert_epi16): Ditto.
3042 (_mm_shufflehi_epi16): Ditto.
3043 (_mm_shufflelo_epi16): Ditto.
3044 (_mm_shuffle_epi32): Ditto.
3045 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3047 (_mm_insert_pi16): Ditto.
3049 (_mm_shuffle_pi16): Ditto.
3051 (_mm_shufle_ps): Ditto.
3052 (_mm_prefetch): Ditto.
3054 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3056 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3057 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3058 * real.c (encode_i370_single, decode_i370_single,
3059 encode_i370_double, decode_i370_double): Functions removed.
3060 (i370_single_format, i370_double_format): Initializations removed.
3061 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3062 Consider the log2_b field to always be one.
3063 (ieee_single_format, mips_single_format, coldfire_single_format,
3064 ieee_double_format, mips_double_format, coldfire_double_format,
3065 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3066 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3067 ibm_extended_format, mips_extended_format, ieee_quad_format,
3068 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3069 decimal_single_format, decimal_double_format, decimal_quad_format,
3070 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3071 initialization of log2_b.
3072 * real.h (i370_single_format, i370_double_format): Declarations removed.
3073 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3074 field to always be one.
3076 2007-05-21 Andreas Schwab <schwab@suse.de>
3078 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3079 NOTE_INSN_BASIC_BLOCK_P.
3080 (process_for_unwind_directive): Likewise.
3082 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3084 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3085 * function.h (struct function): Move va_list_gpr_size,
3086 va_list_fpr_size, function_frequency to front of bitfields. Add
3088 (current_function_calls_unwind_init): New.
3089 * except.c (expand_builtin_unwind_init): Set
3090 current_function_calls_unwind_init not
3091 current_function_has_nonlocal_label.
3092 * reload1.c (has_nonexceptional_receiver): New.
3093 (reload): Use it and current_function_calls_unwind_init to
3094 determine whether call-saved regs must be saved.
3096 2007-05-20 Jan Hubicka <jh@suse.cz>
3098 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3099 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3100 * ddg.c (create_ddg): LIkewise.
3101 * final.c (final): Remove hunk moving line numbernotes around since
3102 they are no longer present at this stage.
3103 (final_scan_insn): Use NOTE_KIND instead of
3104 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3105 (output_asm_label): Likewise.
3106 * reorg.c (dbr_schedule): Likewise.
3107 * haifa-sched.c (unlink_other_notes): Likewise.
3108 * mode-switching.c (optimize_mode_switching): Likewise.
3109 * graph.c (start_bb): Likewise.
3110 * rtl.def (NOTE): Update description.
3111 * jump.c (squeeze_notes): Delete.
3112 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3113 NOTE_INSN_BASIC_BLOCK_P when possible.
3114 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3115 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3116 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3117 (dwarf2out_var_location): Likewise.
3118 * cfgbuild.c (make_edges): Likewise.
3119 (find_basic_blocks_1): Likewise.
3120 * function.c (reorder_blocks_1): Likewise.
3121 (epilogue_done): Likewise.
3122 (reposition_prologue_and_epilogue_notes): Likewise.
3123 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3125 (print_rtl): Likewise.
3126 (print_rtl_single): Likewise.
3127 * gcse.c (insert_insn_start_bb): Likewise.
3128 * alias.c (init_alias_analysis): Likewise.
3129 * calls.c (fixup_tail_calls): Likewise.
3130 * except.c (sjlj_emit_function_enter): Likewise.
3131 * emit-rtl.c (add_insn_after): Likeiwse.
3132 (emit_label_before): Likewise.
3133 (emit_label_after): Likewise.
3134 (emit_note_before, emit_note_after, emit_note): Update
3135 parameter to be enum insn_note; do not deal with source
3137 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3138 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3140 (merge_blocks_move_successor_nojumps): Simplify now when
3141 we don't have BLOCK notes.
3142 (try_optimize_cfg): Likewise.
3143 * cfglayout.c (skip_insns_after_block): Likewise.
3144 (record_effective_endpoints): Likewise.
3145 (duplicate_insn_chain): Likewise.
3146 * varasm.c (output_constant_pool_1): Likewise.
3147 * sched-deps.c (sched_analyze): Likewise.
3148 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3150 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3151 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3152 (SET_INSN_DELETED): Simplify.
3153 (NOTE_LINE_NUMBER): Exterminate.
3154 (NOTE_LINE_KIND): New.
3155 (NOTE_INSN_BASIC_BLOCK_P): Update.
3156 (enum insn_note): Simplify.
3157 (GET_NOTE_INSN_NAME) Simplify.
3158 (emit_note_before, emit_note_after, emit_note): Update prototype.
3159 (squeeze_notes): Remove.
3160 * sched-int.h (NOTE_NOT_BB_P): Update.
3161 * resource.c (mark_target_live_regs): Update.
3162 * sched-rgn.c (debug_dependencies): Update.
3163 * sched-vis.c (print_insn): Update.
3164 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3165 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3166 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3167 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3168 (split_branches): Update.
3169 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3171 (sh_adjust_unroll_max): Exterminate.
3172 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3173 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3174 (m68hc11_reorg): Likewise.
3175 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3176 (emit_predicate_relation_info): Update.
3177 (process_for_unwind_directive): Update.
3178 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3179 (output_call): Update.
3180 * config/pa/pa.c (output_lbranch): Update.
3181 (output_millicode_call): Update.
3182 (output_call): Update.
3183 (pa_combine_instructions): Update.
3184 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3185 * config/bfin/bfin.c (gen_one_bundle): Update.
3186 * cfgrtl.c (can_delete_note_p): Update.
3187 (delete_insn): Update.
3188 (rtl_merge_blocks): Update.
3189 (commit_one_edge_insertion): Update.
3190 (rtl_verify_flow_info): Update.
3191 * stmt.c (expand_case): Do not call squeeze_notes.
3193 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3200 * c.opt (Wtype-limits): New.
3201 * doc/invoke.texi (Wtype-limits): Document it.
3202 (Wextra): Enabled by -Wextra.
3203 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3204 * c-common.c (shorten_compare): Warn with Wtype-limits.
3206 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3208 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3209 inlined function, not as a macro.
3210 (_mm_alignr_pi8): Ditto.
3211 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3212 (_mm_inserti_si64): Ditto.
3213 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3214 (_mm_extract_epi16): Ditto.
3215 (_mm_insert_epi16): Ditto.
3216 (_mm_shufflehi_epi16): Ditto.
3217 (_mm_shufflelo_epi16): Ditto.
3218 (_mm_shuffle_epi32): Ditto.
3219 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3220 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3222 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3224 (_m_to_float): Use C89 compatible assignment.
3226 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3229 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3231 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3234 * doc/invoke.texi (Wreturn-type): Complete description.
3235 (Wextra): Delete item about return-type warning.
3236 * c-decl.c: Delete redundant Wextra warning.
3238 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3241 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3242 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3243 inlined function, not as a macro.
3244 (_mm_prefetch): Ditto.
3246 (_mm_insert_pi16): Ditto.
3248 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3249 (_m_pshufw): Ditto. Add const to __N argument.
3250 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3251 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3252 (_mm_slli_epi32): Ditto.
3253 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3254 Add __inline to function declaration.
3255 (_mm_slli_si128): Ditto.
3257 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3260 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3262 (struct fenv): New structure.
3263 (FP_HANDLE_EXCEPTIONS): New define.
3264 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3265 (_FP_DECL_EXP): New define.
3266 (FP_INIT_ROUNDMODE): New define.
3267 (FP_ROUNDMODE): New define.
3269 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3271 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3272 (Wconversion): Update description.
3273 (Wconversion-sign): New.
3274 * c.opt (Wconversion-sign): New.
3275 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3276 means disabled for C++. Otherwise, take the status of Wconversion.
3277 * c-common.c (conversion_warning): Warn with either Wconversion or
3279 (warnings_for_convert_and_check): Conditions are already checked by
3281 (convert_and_check): Don't check warnings if the conversion failed.
3283 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3284 Anatoly Sokolov <aesok@dol.ru>
3286 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3287 avr_epilogue_uses) : Add declaration.
3288 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3289 * config/avr/constraints.md (R): New constraint.
3290 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3291 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3292 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3293 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3294 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3295 call_prologue_saves, epilogue_restores, return_from_epilogue,
3296 return_from_main_epilogue, return_from_interrupt_epilogue,
3297 return_from_naked_epilogue, prologue, epilogue): New patterns.
3298 (jump): Handle symbol reference.
3299 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3300 avr_output_function_prologue, avr_output_function_epilogue): Remove
3302 (avr_init_machine_status, expand_prologue, expand_epilogue,
3303 avr_asm_function_end_prologue, avr_epilogue_uses,
3304 avr_asm_function_begin_epilogue): New functions.
3305 (prologue_size, epilogue_size, jump_tables_size): Remove global
3307 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3308 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3309 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3310 (avr_override_options): Initialise init_machine_status.
3311 (output_movhi): Handle all stack pointer loads.
3312 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3313 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3314 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3315 (EPILOGUE_USES) Redefine.
3316 (machine_function) Declare.
3318 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3320 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3321 Use a single return statement.
3323 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3326 * builtins.c (do_mpfr_lgamma_r): New.
3327 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3328 * tree.h (CASE_FLT_FN_REENT): New.
3330 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3332 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3333 (output_die): Use 'unsigned long' with %x.
3334 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3335 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3336 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3338 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3340 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3345 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3346 true if function has no argument.
3348 2007-05-18 DJ Delorie <dj@redhat.com>
3350 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3351 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3353 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3355 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3356 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3357 count_trailing_zeros.
3358 (__i386__): Implement count_leading_zeros using __builtin_clz().
3359 Implement count_trailing_zeros usign __builtin_ctz().
3361 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3363 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3365 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3368 * expr.c (emit_move_change_mode): Change mode of push operands here.
3370 2007-05-17 Ian Lance Taylor <iant@google.com>
3372 PR tree-optimization/31953
3373 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3375 (set_value_range_to_null): Call set_value_range_to_value.
3376 (extract_range_from_comparison): Likewise.
3378 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3380 * toplev.c (print_version): Output GMP/MPFR version info.
3382 * builtins.c (CASE_MATHFN_REENT): New macro.
3383 (mathfn_built_in): Use it.
3384 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3385 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3386 BUILT_IN_LGAMMAL_R): New.
3387 * doc/extend.texi: Document new builtins.
3390 * builtins.c (do_mpfr_remquo): New.
3391 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3392 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3395 * builtins.c (fold_builtin_1): Handle y0, y1.
3396 (fold_builtin_2): Handle yn.
3399 * builtins.c (do_mpfr_bessel_n): New.
3400 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3401 (fold_builtin_2): Handle BUILT_IN_JN.
3403 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3406 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3407 TYPE_PRECISION (intmax_type_node).
3409 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3412 * reload.c (subst_reloads): Remove checking.
3414 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3416 PR rtl-optimization/31691
3417 * combine.c (simplify_set): Build a new src pattern instead of
3418 substituting its operands in the COMPARE case.
3420 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3422 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3423 (execute_vrp): Preserve loops through jump threading.
3424 * tree-ssa-threadupdate.c (thread_single_edge,
3425 dbds_continue_enumeration_p, determine_bb_domination_status,
3426 thread_through_loop_header): New functions.
3427 (create_edge_and_update_destination_phis,
3428 create_edge_and_update_destination_phis): Set loops for the new blocks.
3429 (prune_undesirable_thread_requests): Removed.
3430 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3432 (thread_block): Do not call prune_undesirable_thread_requests.
3434 (mark_threaded_blocks): Select edges to thread here.
3435 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3436 Thread edges through loop headers independently.
3437 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3438 * tree-pass.h (TODO_mark_first_instance): New.
3439 (first_pass_instance): Declare.
3440 * cfghooks.c (duplicate_block): Put the block to the original loop
3441 if copy is not specified.
3442 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3443 jump threading. Pass may_peel_loop_headers to
3444 thread_through_all_blocks according to first_pass_instance.
3445 * cfgloop.h (create_preheader): Declare.
3446 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3447 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3448 * passes.c (first_pass_instance): New variable.
3449 (next_pass_1): Set TODO_mark_first_instance.
3450 (execute_todo): Set first_pass_instance.
3452 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3454 PR tree-optimization/24659
3455 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3456 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3457 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3458 OTI_vec_pack_ufix_trunc.
3459 (vec_unpacks_float_hi_optab): Define new macro.
3460 (vec_unpacks_float_lo_optab): Ditto.
3461 (vec_unpacku_float_hi_optab): Ditto.
3462 (vec_unpacku_float_lo_optab): Ditto.
3463 (vec_pack_sfix_trunc_optab): Ditto.
3464 (vec_pack_ufix_trunc_optab): Ditto.
3465 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3466 and vec_pack_[s|u]fix_trunc_optab using
3467 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3468 * tree-vectorizer.c (supportable_widening_operation): Handle
3469 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3470 (supportable_narrowing_operation): New function.
3471 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3472 * tree-vect-transform.c (vectorizable_conversion): Handle
3473 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3474 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3475 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3476 to check for target support.
3477 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3478 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3479 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3480 for VEC_PACK_FIX_TRUNC_EXPR.
3481 (expand_binop): Special case mode of the result for
3482 vec_pack_[u|s]fix_trunc_optab.
3483 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3484 vec_pack_[u|s]fix_trunc_optab.
3486 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3487 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3488 * tree-pretty-print.c (dump_generic_node): Handle
3489 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3490 VEC_PACK_FIX_TRUNC_EXPR.
3492 * expr.c (expand_expr_real_1): Ditto.
3493 * tree-inline.c (estimate_num_insns_1): Ditto.
3494 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3496 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3497 (vec_unpacks_float_lo_v8hi): Ditto.
3498 (vec_unpacku_float_hi_v8hi): Ditto.
3499 (vec_unpacku_float_lo_v8hi): Ditto.
3500 (vec_unpacks_float_hi_v4si): Ditto.
3501 (vec_unpacks_float_lo_v4si): Ditto.
3502 (vec_pack_sfix_trunc_v2df): Ditto.
3504 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3506 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3507 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3508 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3509 [vec_pack_ufix_trunc]: Ditto.
3510 [vec_unpacks_float_hi]: Ditto.
3511 [vec_unpacks_float_lo]: Ditto.
3512 [vec_unpacku_float_hi]: Ditto.
3513 [vec_unpacku_float_lo]: Ditto.
3515 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3517 * soft-fp/README: Update for new files.
3518 * soft-fp/floattisf.c: New file.
3519 * soft-fp/floattidf.c: New file.
3520 * soft-fp/floattitf.c: New file.
3521 * soft-fp/floatuntisf.c: New file.
3522 * soft-fp/floatuntidf.c: New file.
3523 * soft-fp/floatuntitf.c: New file.
3524 * soft-fp/fixsfti.c: New file.
3525 * soft-fp/fixdfti.c: New file.
3526 * soft-fp/fixtfti.c: New file.
3527 * soft-fp/fixunssfti.c: New file.
3528 * soft-fp/fixunsdfti.c: New file.
3529 * soft-fp/fixunstfti.c: New file.
3530 * soft-fp/extendxftf.c: New file.
3531 * soft-fp/trunctfxf.c: New file.
3533 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3534 (__trunctfxf2): Ditto.
3536 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3537 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3538 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3539 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3540 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3541 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3543 * config/i386/t-fprules-softfp64: New file.
3544 * config/i386/sfp-machine.h: New file.
3545 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3546 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3547 and soft-fp/t-softfp to tmake_file.
3548 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3549 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3551 * config/i386/t-linux64 (softfp_wrap_start): New.
3552 (softfp_wrap_end): New.
3553 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3554 supported for TARGET_64BIT.
3556 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3558 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3559 c_common_unsigned_type behavior.
3561 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3563 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3566 2007-05-16 Eric Christopher <echristo@apple.com>
3568 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3569 saving after stack push. Set sp_offset whenever we push.
3570 (rs6000_emit_epilogue): Move altivec register restore before
3573 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3575 * configure.ac: Allow sysroots to be relocated under $prefix as
3576 well as $exec_prefix.
3577 * configure: Regenerate.
3579 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3583 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3585 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3586 (gcc_tooldir): Likewise.
3587 * configure: Regenerate.
3588 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3589 old configure.ac gcc_tooldir setting.
3590 (prefix_to_exec_prefix): New variable.
3591 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3592 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3594 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3596 * c-typeck.c (build_binary_op): Return early for error.
3598 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3600 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3601 struct nb_iter_bound.
3602 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3603 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3604 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3605 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3606 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3607 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3608 (del_scev_info): Use ggc_free.
3609 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3610 * loop-init.c: Include ggc.h.
3611 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3612 (loop_optimizer_finalize): Use ggc_free.
3613 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3614 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3615 pass_iv_optimize): Add TODO_ggc_collect.
3616 * function.h (struct function): Remove skip marker from x_current_loops.
3617 * cfgloop.c: Include ggc.h.
3618 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3620 (establish_preds): Vector superloops is gc allocated.
3621 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3623 (flow_loops_find): Vector larray is gc allocated.
3624 (loop_exit_free): Use ggc_free.
3625 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3626 that head of exits list is now not a part of struct loop.
3627 (record_loop_exits): Allocate exits table in gc memory.
3628 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3629 head of exits list is now not a part of struct loop.
3630 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3631 struct loop_exit): Add GTY marker.
3632 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3633 Add skip marker to aux field. Make head of exits list a separate
3635 (struct loops): Add GTY marker. Make larray vector gc allocated.
3636 Add param marker to exits table.
3637 (get_loops): Type changed.
3638 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3640 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3641 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3642 * basic-block.h (struct basic_block_def): Remove skip marker from
3645 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3647 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3648 of 0 in the call to expand_expr().
3649 (expand_builtin_mathfn_3): Ditto.
3650 (expand_builtin_interclass_mathfn): Ditto.
3651 (expand_builtin_cexpi): Ditto.
3652 (expand_builtin_int_roundingfn): Ditto.
3653 (expand_builtin_int_roundingfn_2): Ditto.
3654 (expand_builtin_pow): Ditto.
3655 (expand_builtin_powi): Ditto.
3656 (expand_builtin_bswap): Ditto.
3657 (expand_builtin_unop): Ditto.
3658 (expand_builtin_fabs): Ditto.
3659 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3660 the call to expand_expr().
3661 (expand_builtin_sync_operation): Ditto.
3662 (expand_builtin_compare_and_swap): Ditto.
3663 (expand_builtin_lock_test_and_set): Ditto.
3664 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3665 instead of 0 in the call to expand_expr().
3666 (expand_builtin_extract_return_addr): Ditto.
3667 (expand_builtin_eh_return): Ditto.
3668 (expand_eh_return): Ditto.
3669 * explow.c (expr_size): Ditto.
3670 * expr.c (optimize_bitfield_assignment_op): Ditto.
3671 (expand_assignement): Ditto.
3672 (store_expr): Ditto.
3673 (store_field): Ditto.
3674 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3675 the call to expand_expr().
3676 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3677 in the call to expand_expr().
3678 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3679 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3680 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3682 * optabs.c (expand_vec_shift_expr): Ditto.
3683 (expand_vec_cond_expr): Ditto.
3684 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3685 call to expand_expr().
3686 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3687 in the call to expand_expr().
3689 2007-05-14 Dave Korn <dave.korn@artimi.com>
3691 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3693 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3695 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3696 instead of c_common_unsigned_type.
3697 (c_common_unsigned_type): Remove.
3698 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3699 c_common_unsigned_type.
3700 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3701 c_common_unsigned_type.
3702 * c-common.h (c_common_unsigned_type): Remove.
3703 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3704 c_common_unsigned_type.
3705 * c-format.c (check_format_types): Use unsigned_type_for instead of
3706 c_common_unsigned_type.
3707 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3708 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3709 c_common_unsigned_type.
3710 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3711 lang_hooks.types.unsigned_type.
3712 * expmed.c (make_tree): Use unsigned_type_for instead of
3713 lang_hooks.types.unsigned_type.
3714 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3715 lang_hooks.types.unsigned_type.
3716 (build_range_check): Likewise.
3717 (fold_unary): Likewise.
3718 (fold_binary): Likewise.
3719 (fold_ternary): Likewise.
3720 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3721 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3722 * tree.c (get_unsigned_type): New.
3723 (unsigned_type_for): Use get_unsigned_type instead of
3724 lang_hooks.types.unsigned_type.
3726 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3728 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3729 to m68k_get_function_kind. Update its prototype.
3730 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3732 (m68k_interrupt_function_p): Return enum m68k_function_type
3733 instead of bool. Rename to m68k_get_function_kind.
3734 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3736 (m68k_compute_frame_layout): Don't mark any register for save
3737 if an interrupt_thread attribute is specified.
3738 (m68k_hard_regno_rename_ok): Update a use of
3739 m68k_interrupt_function_p.
3740 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3741 m68k_interrupt_function_p.
3742 (m68k_function_type): New.
3743 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3744 for a function with an interrupt_thread attribute.
3745 * doc/extend.texi: Document the interrupt_thread attribute.
3747 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3749 Fix PR tree-optimization/31911
3750 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3751 if they didn't change the expression.
3753 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3755 * tree-scalar-evolution.c (resolve_mixers): Exported.
3756 * tree-scalar-evolution.h (resolve_mixers): Declare.
3757 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3758 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3759 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3760 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3761 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3762 strip_conversion, analyze_offset_expr, address_analysis,
3763 object_analysis, analyze_offset): Removed.
3764 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3765 split_constant_offset, canonicalize_base_object_address,
3766 object_address_invariant_in_loop_p, disjoint_objects_p,
3767 dr_may_alias_p, dr_address_invariant_p): New functions.
3768 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3769 and dr_analyze_alias.
3770 (initialize_data_dependence_relation): Use dr_may_alias_p
3771 and object_address_invariant_in_loop_p.
3772 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3774 (find_data_references_in_stmt): Restrict the analysis of data references
3775 to the given loop nest.
3776 (find_data_references_in_loop): Made static. Pass loop nest to
3777 find_data_references_in_stmt.
3778 (compute_data_dependences_for_loop): Use DR_VOPS.
3779 (free_data_ref): Free DR_VOPS.
3780 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3781 (struct innermost_loop_behavior): ... new.
3782 (struct base_object_info): Replaced by ...
3783 (struct indices): ... new.
3784 (struct dr_alias): New.
3785 (enum data_ref_type): Removed.
3786 (struct data_reference): Consist of struct innermost_loop_behavior,
3787 struct indices and struct dr_alias.
3788 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3789 (DR_MEMTAG): Renamed to ...
3790 (DR_SYMBOL_TAG): ... this.
3791 (find_data_references_in_loop): Declaration removed.
3792 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3793 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3794 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3795 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3797 2007-05-13 Revital Eres <eres@il.ibm.com>
3799 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3800 which walks virtual def-use chains to find redundant stores.
3801 (dse_optimize_stmt): Call it.
3803 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3805 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3806 * passes.c (init_optimization_passes): Move pass_jump_bypass
3809 * basic-block.h (bb_has_eh_pred): Fix style issue.
3811 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3813 PR rtl-optimization/31848
3814 * loop-invariant.c (move_invariant_reg): If we move an insn
3815 with a REG_EQUAL note, and that insn is not always executed,
3816 remove the REG_EQUAL note.
3818 2007-05-12 Richard Guenther <rguenther@suse.de>
3820 PR tree-optimization/31797
3821 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3822 propagate into a stmt that has volatile ops.
3824 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3826 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3827 (gcc_tooldir): Likewise.
3828 * configure: Regenerate.
3829 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3830 old configure.ac gcc_tooldir setting.
3831 (prefix_to_exec_prefix): New variable.
3832 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3833 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3835 2007-05-11 Silvius Rus <rus@google.com>
3837 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3838 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3839 * c-common.h (strict_aliasing_warning): Change return type.
3840 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3841 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3842 (build_c_cast): Condition call to strict_aliasing_warning.
3843 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3844 * flags.h (set_Wstrict_aliasing): Declare.
3845 * opts.c (set_Wstrict_alising): Define, add call to.
3846 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3847 * tree-ssa-alias-warnings.c: New file.
3848 * tree-ssa-alias.c (compute_may_aliases): Add call to
3849 strict_aliasing_warning_backend.
3851 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3853 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3854 Use loop_depth and loop_outer accessor functions.
3855 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3856 determine_invariantness_stmt, move_computations_stmt): Ditto.
3857 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3858 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3859 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3860 * tree-scalar-evolution.c (interpret_loop_phi,
3861 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3862 instantiate_parameters_1, scev_const_prop): Ditto.
3863 * cfghooks.c (make_forwarder_block): Ditto.
3864 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3865 * modulo-sched.c (loop_canon_p): Ditto.
3866 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3867 slpeel_can_duplicate_loop_p): Ditto.
3868 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3869 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3870 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3871 cancel_loop, verify_loop_structure): Ditto.
3872 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3873 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3874 superloops vector instead of "pred" array.
3875 (establish_preds): Take father loop as an argument. Initialize the
3877 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3878 initialize loop->outer.
3879 (flow_loop_tree_node_remove): Truncate the superloops vector.
3880 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3881 "pred" merged to "superloops" vector.
3882 (loop_depth, loop_outer): New.
3883 (fel_init): Use loop_outer.
3885 2007-05-11 Jan Hubicka <jh@suse.cz>
3887 * cgraphunit.c: Include gt-cgraphunit.h
3888 (static_ctors, static_dtors): New static vars.
3889 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3890 based on implementation in c-common.c
3891 (cgraph_finalize_function): Call record_cdtor_fn.
3892 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3893 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3894 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3895 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3896 build_cdtor, c_build_cdtor_fns): Remove.
3897 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3898 c_build_cdtor_fns): Remove prototype.
3900 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3903 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3904 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3905 * builtins.c (fold_builtin_memchr): New.
3906 (expand_builtin_memchr): Call the latter.
3907 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3908 * doc/extend.texi ([Other built-in functions provided by GCC]):
3911 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3913 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3914 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3915 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3916 PFPO_OP1_TYPE_SHIFT): Constants added.
3917 (DFP_ALL): Mode macro defined.
3918 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3919 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3920 Insn definitions added.
3921 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3922 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3925 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3927 PR tree-optimization/31885
3928 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3930 (automatically_generated_chrec_p): Return false for NULL.
3932 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3934 * config/bfin/bfin.h (MOVE_RATIO): Define.
3936 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3938 * config.gcc (sparc-wrs-vxworks): New target.
3939 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3940 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3941 * config/sparc/sparc.h: Include vxworks-dummy.h.
3942 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3943 include LABEL_REFs too.
3944 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3945 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3947 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3949 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3950 (sparc_emit_call_insn): New function.
3951 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3952 functions when generating VxWorks PIC.
3953 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3954 (call, call_value): Use sparc_emit_call_insn instead of
3957 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3959 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3961 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3963 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3964 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3965 instead of operand_subword.
3967 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3969 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3970 * config/bfin/bfin.c (bfin_local_alignment): New function.
3971 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3973 2007-05-08 Chao-ying Fu <fu@mips.com>
3975 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3976 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3977 (smsub_widen_optab, umsub_widen_optab): Define.
3978 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3980 * genopinit.c (optabs): Fill in smsub_widen_optab and
3982 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3983 and umsub_widen_optab to implement multiply-subtract sequences.
3984 * config/mips/mips.md (*msac<u>_di): Rename to...
3985 (<u>msubsidi4): ...this. Extend condition to include
3986 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3987 of operand 0 to "ka" and use the three-operand form of msub<u>
3989 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3992 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3994 PR rtl-optimization/28011
3995 * reload.c (push_reload): Set dont_share if IN appears in OUT
3996 also when IN is a PLUS rtx.
3997 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4000 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4002 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4003 call unshare_all_decls.
4004 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4005 (unshare_all_decls): Remove.
4007 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4010 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4013 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4014 Nigel Stephens <nigel@mips.com>
4016 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4017 Update comments and all uses.
4018 (MIN_FPRS_PER_FMT): Define.
4019 * config/mips/mips.c (function_arg): Fix to correctly handle
4020 the -mips32r2 -mfp64 -mabi=32 case.
4021 (override_options): Enable use of odd-numbered registers for
4022 SFmode values on MIPS32.
4023 (mips_save_reg_p): Save whole floating-point register pair if
4024 either half is used.
4025 (compute_frame_size): Fix comment.
4027 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4029 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4030 argument of type bool.
4031 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4032 argument. Safely select temporary P register according to it.
4033 (do_link): Change call site of add_to_reg accordingly.
4034 (do_unlink): Add epilogue_p as a fourth argument and pass it
4036 (expand_interrupt_handler_epilogue): Change call of do_unlink
4038 (bfin_expand_prologue): Add a third argument sibcall_p.
4039 * config/bfin/bfin.md (epilogue): Change call of
4040 bfin_expand_epilogue accordingly.
4041 (sibcall_epilogue): Likewise.
4042 (eh_return_internal): Likewise.
4044 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4045 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4046 * config/bfin/bfin.c (bfin_handle_option): Handle
4047 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4048 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4049 Support bf534, bf536 and bf561.
4050 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4052 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4055 * config/i386/i386.c (ix86_function_regparm): Process local
4056 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4058 2007-05-07 Mike Stump <mrs@apple.com>
4060 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4061 also checks for and while statements in C++.
4063 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4065 * gcc.c (at_file_supplied): New variable.
4066 (main): Set it if we expanded argv.
4067 (do_spec_1): Pass an @-file to the linker if we were called with
4068 an @-file argument and HAVE_GNU_LD.
4069 * collect2.c (at_file_supplied): New variable.
4070 (response_file): New variable.
4071 (collect_exit): Unlink response_file if necessary.
4072 (handler): Likewise.
4073 (do_wait): Likewise.
4074 (main): Set at_file_supplied if we expanded argv.
4075 (collect_execute): Pass an @-file to subprocesses if we were called
4076 with an @-file argument.
4077 * configure.ac: Add define for HAVE_GNU_LD.
4078 * configure: Regenerate.
4079 * config.in: Regenerate.
4081 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4083 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4089 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4091 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4092 (TARGET_ENCODE_SECTION_INFO): Re-define.
4093 (m32c_encode_section_info): New
4094 (function_vector_handler): New
4095 (current_function_special_page_vector): New
4096 (m32c_special_page_vector_p): New.
4097 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4099 * config/m32c/jump.md: Added instruction JSRS for functions
4100 with attribute "function_vector".
4101 * doc/extend.texi (function_vector): Added description
4102 for M16C, M32C targets.
4104 2007-05-07 DJ Delorie <dj@redhat.com>
4107 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4108 ashrpsi3, lshrpsi3): Update shift count constraint.
4110 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4111 Nathan Froyd <froydnj@codesourcery.com>
4114 * c-incpath.c (add_path): Strip trailing path separators.
4116 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4118 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4119 Free dominance info before purging EH edges.
4120 (eliminate_degenerate_phis): Likewise.
4121 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4123 2007-05-07 Jan Hubicka <jh@suse.cz>
4125 * gimplify.c (gimplify_expr): Do not crash when folding
4126 (void *)(int)&a + 4.
4128 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4131 * c-opts.c (lang_fortran): Make it non static.
4132 * c-common.h (lang_fortran): New prototype.
4133 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4134 -lang-fortran option was passed by the driver.
4136 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4138 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4139 of ASSERT_CHECKING. Tweak message.
4141 2007-05-06 Revital Eres <eres@il.ibm.com>
4144 * loop-unroll.c (insert_var_expansion_initialization):
4145 Initialize the expansions with -zero instead of +zero.
4147 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4149 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4150 into pic and non-pic versions. Mark r19 as used for
4151 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4152 for tgd_load, tld_load and tie_load .
4153 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4154 version of tgd_load, tld_load and tie_load depending on the
4157 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4158 Jakub Jelinek <jakub@redhat.com>
4160 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4161 (__do_global_dtors_aux): Use more paranoid loop to run
4162 destructors if HIDDEN_DTOR_LIST_END.
4163 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4165 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4167 * varasm.c (align_variable): Don't increase alignment for
4168 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4169 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4171 2007-05-04 Josh Conner <jconner@apple.com>
4173 * basic-block.h (cdi_direction): Assign values to all enumeration
4175 (dom_computed): Remove.
4176 (dom_info_state): New.
4177 (set_dom_info_availability): New.
4178 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4179 walk_data.dom_direction.
4180 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4181 instead of dom_computed[].
4182 (split_edge): Likewise.
4183 (create_basic_block): Likewise.
4184 (merge_blocks): Likewise.
4185 * ifcvt.c (find_if_header): Likewise.
4186 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4187 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4188 * tree-ssa.c (verify_ssa): Likewise.
4189 * tree-cfg.c (tree_verify_flow_info): Likewise.
4190 (remove_edge_and_dominated_blocks): Likewise.
4191 * dominance.c (dom_computed): Make static.
4192 (calc_dfs_tree_nonrec): Change third param to a bool.
4193 (calc_dfs_tree): Change second param to a bool.
4194 (calc_idioms): Change second param to a bool. Use
4195 dom_convert_dir_to_idx.
4196 (init_dom_info): Validate dir before using.
4197 (dom_convert_dir_to_idx): New.
4198 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4199 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4200 (free_dominance_info): Use dom_convert_dir_to_idx.
4201 (get_immediate_dominator): Likewise.
4202 (set_immediate_dominator): Likewise.
4203 (get_dominated_by): Likewise.
4204 (redirect_immediate_dominators): Likewise.
4205 (nearest_common_denominator): Likewise.
4206 (dominated_by_p): Likewise.
4207 (bb_dom_dfs_in): Likewise.
4208 (bb_dom_dfs_out): Likewise.
4209 (recount_dominator): Likewise.
4210 (iterate_fix_dominators): Likewise.
4211 (add_to_dominance_info): Likewise.
4212 (delete_from_dominance_info): Likewise.
4213 (first_dom_son): Likewise.
4214 (next_dom_son): Likewise.
4215 (dom_info_available_p): Likewise.
4216 (dom_info_state): New.
4217 (set_dom_info_availability): New.
4219 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4221 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4223 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4225 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4227 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4228 (subdi3, subdi_carry): Delete.
4230 2007-05-04 Jan Hubicka <jh@suse.cz>
4231 Richard Guenther <rguenther@suse.de>
4233 * opts.c (decode_options): Do not fiddle with inlining
4234 parameters in case of optimizing for size.
4235 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4236 for size do nothing.
4237 (cgraph_decide_inlining_of_small_function): When optimizing for
4238 size never inline functions increasing caller size.
4239 (cgraph_early_inlining): Inline for size when optimizing for size.
4241 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4243 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4244 logical operations piecewise.
4245 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4246 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4247 subdi_sesidi_di): Delete.
4248 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4249 the generated sequence. Allow three-reg add in constraints. Rewrite
4250 the rtl expression for carry to avoid zero_extend of a constant.
4251 (sub_with_carry): New pattern.
4252 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4253 different sequence not involving jumps.
4254 (notbi): Now a named pattern.
4256 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4258 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4259 Add the note about a significant loss of accuracy of some
4260 mathematical routines when these options are used.
4262 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4264 * haifa-sched.c (rtx_vec_t): New typedef.
4265 (contributes_to_priority_p): Extract piece of priority () into new
4267 (priority): Use the function. Add assertion.
4268 (rank_for_schedule, set_priorities): Add assertion to check that
4269 insn's priority is initialized.
4270 (clear_priorities, calc_priorities): Change signature. Make it update
4271 all relevant insns. Update all callers ('add_to_speculative_block ()'
4272 and 'create_block_check_twin ()').
4273 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4274 Add new field 'priority_status'.
4275 (INSN_PRIORITY_STATUS): New macro.
4276 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4278 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4280 * sched-ebb.c (debug_ebb_dependencies): New static function.
4281 (init_ready_list): Use it.
4283 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4284 with changed signature and 'debug_rgn_dependencies ()'.
4285 (debug_rgn_dependencies): New static function.
4286 (init_ready_list): Use it.
4288 * sched-int.h (debug_dependencies): Declare.
4290 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4292 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4294 2007-05-04 Dirk Mueller <dmueller@suse.de>
4296 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4298 2007-05-03 Jan Hubicka <jh@suse.cz>
4300 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4301 for pointer type in more cases than before.
4303 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4305 * tree-object-size.c (plus_expr_object_size): When operand size is
4306 unknown, return unknown.
4308 2007-05-03 Dirk Mueller <dmueller@suse.de>
4310 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4312 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4315 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4317 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4319 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4321 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4323 * config/soft-fp/double.h, config/soft-fp/extended.h,
4324 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4325 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4326 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4327 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4330 2007-05-03 Ian Lance Taylor <iant@google.com>
4332 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4333 MASK_PPC_GFXOPT for 8540 or 8548.
4335 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4337 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4338 vect_print_dump_info() to output debug information.
4340 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4343 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4344 operands of size 2 when operand is not MEM_P.
4346 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4348 PR tree-optimization/30565
4349 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4351 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4353 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4354 (umulsi3_highpart): Use them.
4355 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4356 for final accumulator to D regisster tranfser.
4358 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4360 PR tree-optimization/31699
4361 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4363 (vect_enhance_data_refs_alignment): Compute peel amount using
4364 TYPE_VECTOR_SUBPARTS instead of vf.
4365 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4367 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4370 * system.h: Remove inclusion of double-int.h
4371 * tree.h: Include double-int.h
4372 * gengtype.c: Likewise
4373 * cfgloop.h: Likewise
4374 * Makefile.in: Adjust dependencies on double-int.h
4376 2007-05-02 Eric Christopher <echristo@apple.com>
4378 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4379 -shared to -Zdynamiclib.
4381 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4384 * c-common.c (strip_pointer_or_array_types): New function.
4385 * c-common.h (strip_pointer_or_array_types): New function declaration.
4387 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4389 PR tree-optimization/31771
4390 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4392 2007-05-02 Paul Brook <paul@codesourcery.com>
4394 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4396 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4399 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4402 2007-05-02 Nick Clifton <nickc@redhat.com>
4404 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4406 2007-05-02 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/31146
4409 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4410 argument, single_use_p. If we have a single use that is
4411 a conversion to the definition rhs type, propagate that rhs.
4412 (forward_propagate_addr_expr): Pass single_use_p argument
4413 to forward_propagate_addr_expr_1.
4415 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4417 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4420 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4422 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4423 'AMD Family 10 core'.
4425 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4427 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4428 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4429 with SSE3 instruction set support.
4430 * doc/invoke.texi: Likewise.
4432 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4434 * config/i386/i386.c (override_options): Tuning 32-byte loop
4435 alignment for amdfam10 architecture. Increasing the max loop
4436 alignment to 24 bytes.
4438 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4440 * config/m68k/constraints.md: New.
4441 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4442 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4443 EXTRA_CONSTRAINT): Remove.
4444 * config/m68k/m68k.md: Include constraints.md.
4445 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4447 2007-05-01 Ian Lance Taylor <iant@google.com>
4449 PR tree-optimization/31739
4450 * tree-vrp.c (vrp_val_is_max): New static function.
4451 (vrp_val_is_min): New static function.
4452 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4454 (set_value_range): Use vrp_val_is_{max,min}.
4455 (extract_range_from_assert): Likewise.
4456 (extract_range_from_binary_expr): Likewise.
4457 (extract_range_from_unary_expr): Likewise.
4458 (dump_value_range, vrp_meet): Likewise.
4459 (vrp_visit_phi_node): Likewise.
4460 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4462 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4464 * config/i386/gmon-sol2.c (size_t): New type.
4465 (intptr_t): Likewise.
4466 (s_textsize): Declare as size_t.
4468 (monstartup): Use size_t for sizes.
4469 (_mcount): Save and restore registers.
4470 (internal_mcount): Pass 0 as the first argument to monstartup
4472 (moncontrol): Convert pointer to appropriately sized integer
4473 before passing to profil.
4475 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4477 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4478 __NO_FPRS__, not just if _SOFT_DOUBLE.
4479 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4480 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4481 also for E500 double.
4482 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4483 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4486 2007-05-01 Richard Guenther <rguenther@suse.de>
4488 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4491 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4493 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4495 2007-05-01 Jan Hubicka <jh@suse.cz>
4497 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4500 2007-05-01 Jan Hubicka <jh@suse.cz>
4502 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4503 (maybe_fold_offset_to_reference): Declare.
4504 * fold-const.c (fold_unary): Do not fold
4505 (type *)&A into &A->field_of_type_and_offset_0
4506 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4507 size is unknown, give up.
4508 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4510 (maybe_fold_offset_to_reference): New.
4511 (maybe_fold_stmt_indirect): Use it.
4512 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4513 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4515 (gimplify_expr): Likewise for plus_expr.
4517 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4519 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4520 bsi_after_labels. Always insert statements before bsi.
4521 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4522 * predict.c (apply_return_prediction): Check for empty blocks.
4523 * cfgexpand.c (lab_rtx_for_bb): New variable.
4524 (label_rtx_for_bb): Do not create new tree labels.
4525 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4526 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4527 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4529 (label_for_bb): Add field used.
4530 (update_eh_label, main_block_label): Mark the label used.
4531 (cleanup_dead_labels): Remove unused labels.
4533 2007-05-01 Richard Guenther <rguenther@suse.de>
4535 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4536 if it is not about to be set.
4537 (get_value_range): Do not pre-allocate equiv bitmap.
4538 (update_value_range): No need to clear equiv field.
4539 (add_equivalence): Change prototype to get bitmap pointer.
4540 Allocate bitmap here if it is not already.
4541 (extract_range_from_assert): Do not allocate bitmap here.
4542 Update callers to add_equivalence.
4543 (extract_range_from_ssa_name): Likewise.
4544 (get_vr_for_comparison): New static helper.
4545 (compare_name_with_value): Handle NULL equiv bitmap by
4546 peeling the first iteration of the comparison loop.
4547 Use get_vr_for_comparison.
4548 (compare_names): Handle NULL equiv bitmaps by using fake
4549 ones. Use get_vr_for_comparison.
4551 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4553 * double-int.c (mpz_set_double_int): Moved from
4554 tree-ssa-loop-niter.c.
4555 (mpz_get_double_int): Likewise; also, add option to wrap
4556 out-of-range integers.
4557 * double-int.h: New prototypes for above.
4558 * tree.c (get_static_type_bounds): Moved from
4559 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4560 TYPE_MAX_VALUE if they exist..
4561 * tree.h: New prototype for above.
4562 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4563 get_type_bounds calls.
4564 (mpz_set_double_int): Move to double-int.c.
4565 (get_type_bounds): Move to tree.c, rename to
4566 get_static_type_bounds.
4567 (mpz_to_double_int): Move to double-int.c, rename to
4570 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4572 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4573 DIV0 exception can fall through to a normal return.
4575 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4579 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4580 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4581 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4582 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4583 initialize align to silence bogus warning.
4584 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4585 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4587 (struct sra_walk_fns): Remove use_all parameter from use.
4588 (sra_hash_tree): Handle BIT_FIELD_REFs.
4589 (sra_elt_hash): Don't hash bitfld blocks.
4590 (sra_elt_eq): Skip them in parent compares as well. Handle
4592 (sra_walk_expr): Don't maintain or pass down use_all_p.
4593 (scan_use): Remove use_all parameter.
4594 (scalarize_use): Likewise. Re-expand assignment to
4595 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4596 output, and re-scalarize after output. Don't mark anything
4598 (scalarize_ldst): Adjust.
4599 (scalarize_walk_gimple_modify_statement): Likewise.
4600 (build_element_name_1): Handle BIT_FIELD_REFs.
4601 (instantiate_element): Don't warn for any element whose parent
4603 (instantiate_missing_elements_1): Return the sra_elt.
4604 (canon_type_for_field): New.
4605 (try_instantiate_multiple_fields): New.
4606 (instantiate_missing_elemnts): Use them.
4607 (mark_no_warning): Removed.
4608 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4609 (REPLDUP, sra_build_elt_assignment): New.
4610 (generate_copy_inout): Use them.
4611 (generate_element_copy): Likewise. Handle bitfld differences.
4612 (generate_element_zero): Don't recurse for blocks. Use
4613 sra_build_elt_assignment.
4614 (generate_one_element_int): Take elt instead of var. Use
4615 sra_build_elt_assignment.
4616 (generate_element_init_1): Adjust.
4617 (scalarize_use, scalarize_copy): Use REPLDUP.
4618 (scalarize_ldst): Move assert before dereference.
4619 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4621 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4624 * tree.c (reconstruct_complex_type): Reconstruct a reference
4626 Also use the same mode for the pointer as the old pointer type.
4628 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4630 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4633 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4635 PR rtl-optimization/31676
4636 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4637 (df_refs_record): Call it.
4639 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4641 * rtl.def (SS_ABS): New code.
4642 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4643 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4644 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4645 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4646 (bfin_init_builtins): Define them.
4647 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4648 (bfin_expand_builtin): ... and handle the others here.
4649 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4650 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4651 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4652 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4653 operand is only HImode.
4655 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4657 * regclass.c (scan_one_insn): Remove splitting of
4660 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4661 Nigel Stephens <nigel@mips.com>
4663 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4665 2007-04-28 Jan Hubicka <jh@suse.cz>
4667 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4668 insn_locators_alloc instead of insn_locators_initialize;
4669 call reset_block_changes.
4670 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4671 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4672 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4673 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4674 * config/score/score.c (th_output_mi_thunk): Likewise.
4675 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4676 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4677 tolerate uninitialized locator info.
4680 * function.c (init_function_start): Don't init line number info.
4681 (expand_function_end): Update.
4682 (reset_block_changes, record_block_change, finalize_block_changes,
4683 check_block_change, free_block_changes): Kill.
4684 * function.h (reset_block_changes, record_block_change,
4685 finalize_block_changes, check_block_change, free_block_changes): Remove
4687 (struct function): Remove ib_boundaries_block.
4688 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4689 Use curr_insn_locator to initialize locator.
4690 (emit_line_note): Remove.
4691 * cfgexpand.c (expand_gimple_cond_expr): Update.
4692 (construct_exit_block): Likewise.
4693 (tree_expand_cfg): Initialize/finalize locators.
4694 * expr.c (expand_expr_real): Update.
4695 * cfglayout.c (line_locators_locs, line_locators_lines,
4696 file_locators_locs, file_locators_files): Remove.
4697 (set_block_levels): Move to cfgexpand.c.
4698 (insn_locators_initialize): Remove.
4699 (pass_insn_locators_initialize): Remove.
4700 (locations_locators_locs, locations_locators_vals): New static vars.
4701 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4703 (insn_locators_alloc, insn_locators_finalize,
4704 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4706 (locator_location): New.
4707 (locator_line, locator_file): Rewrite.
4708 * rtl.h (emit_line_note): Kill.
4709 (insn_locators_alloc, insn_locators_finalize,
4710 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4712 * tree-inline.c (initialize_cfun): Do not initialize
4713 ib_boundaries_block.
4714 * passes.c (pass_insn_locators_initialize): Remove.
4716 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4718 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4719 info. Update last_basic_block correctly.
4721 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4724 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4725 register itself to hold the offset constant. Tell flow the use
4726 of r4 and r5 when they are used.
4728 2007-04-27 Richard Guenther <rguenther@suse.de>
4730 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4731 if we simplified anything.
4732 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4733 warnings until we did a simplification and the stmt was not
4734 marked as TREE_NO_WARNING.
4736 2007-04-27 Mike Stump <mrs@apple.com>
4738 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4740 2007-04-27 Ian Lance Taylor <iant@google.com>
4743 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4744 TYPE_MAX_VALUE exist, convert them to the new type.
4746 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4748 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4749 if it claims to be available.
4750 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4752 (perform_tree_ssa_dce): Always free postdominators.
4754 2007-04-27 Richard Henderson <rth@redhat.com>
4756 * config/alpha/predicates.md (aligned_memory_operand): Mark
4757 as define_special_predicate.
4758 (unaligned_memory_operand, normal_memory_operand): Likewise.
4759 (reg_or_unaligned_mem_operand): Remove.
4760 (any_memory_operand): Match the documentation and check for
4761 non-renumbered pseudos during reload.
4762 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4763 alpha_secondary_reload_class, update to new interface, make static.
4764 Handle CQImode like HImode. Remove FP subreg check.
4765 (alpha_expand_mov): Use replace_equiv_address.
4766 (alpha_expand_mov_nobwx): Use any_memory_operand.
4767 (TARGET_SECONDARY_RELOAD): New.
4768 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4769 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4770 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4771 * config/alpha/alpha.md: ... here.
4772 (RELOAD12, reloadmode): New.
4774 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4775 Don't handle the aligned case here.
4776 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4777 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4778 reload_inhi_help. Don't expect a scratch register.
4779 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4781 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4783 2007-04-27 Richard Guenther <rguenther@suse.de>
4785 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4787 2007-04-27 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/30965
4790 PR tree-optimization/30978
4791 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4792 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4793 (find_equivalent_equality_comparison): Likewise.
4794 (simplify_cond): Likewise.
4795 (get_prop_source_stmt): New helper.
4796 (get_prop_dest_stmt): Likewise.
4797 (can_propagate_from): Likewise.
4798 (remove_prop_source_from_use): Likewise.
4799 (combine_cond_expr_cond): Likewise.
4800 (forward_propagate_comparison): New function.
4801 (forward_propagate_into_cond): Rewrite to use fold for
4803 (tree_ssa_forward_propagate_single_use_vars): Call
4804 forward_propagate_comparison to propagate comparisons.
4806 2007-04-27 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/31715
4809 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4810 sure to do computation on the offset in an appropriate
4813 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4815 * reload.h (elimination_target_reg_p): Declare.
4816 * reload.c (find_reloads): Don't apply the reg_rtx move
4817 optimization if the SET_DEST satisfies elimination_target_reg_p.
4818 * reload1.c (elimination_target_reg_p): New function.
4819 (gen_reload): In the move/add2 fallback, make sure that op0
4820 does not overlap the destination register.
4822 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4824 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4825 transform only GIMPLE_MODIFY_STMTs.
4826 * tree-complex.c (expand_complex_operations_1): Ditto.
4827 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4828 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4829 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4831 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4832 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4833 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4834 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4835 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4836 slpeel_add_loop_guard): Ditto.
4837 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4838 * lambda-code.c (perfect_nestify): Ditto.
4839 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4840 before the first statement.
4841 * tree-optimize.c (execute_free_datastructures): Fix comments.
4842 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4843 * tree-flow.h (disband_implicit_edges): Declaration removed.
4844 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4846 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4848 (disband_implicit_edges, has_label_p): Removed.
4849 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4850 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4852 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4854 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4855 also for COND_EXPRs.
4856 * cfgexpand.c (label_rtx_for_bb): New function.
4857 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4858 Use label_rtx_for_bb to find the labels.
4859 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4860 last block. Detect fallthru edges.
4862 2007-04-26 Ian Lance Taylor <iant@google.com>
4865 * reload.c (find_reloads_subreg_address): If the address was valid
4866 in the original mode but not in the new mode, reload the whole
4869 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4871 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4872 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4873 (cleanup_control_expr_graph): Do not invalidate dominance info.
4874 Record altered blocks.
4875 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4876 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4877 cleanup_tree_cfg_bb): New functions.
4878 (remove_forwarder_block): Do not maintain the worklist of blocks.
4879 Record altered blocks.
4880 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4882 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4883 delete_unreachable_blocks if dominators are not available.
4884 * tree-inline.c (optimize_inline_calls): Free dominance information
4886 * tree-flow.h (remove_edge_and_dominated_blocks,
4887 cfgcleanup_altered_bbs): Altered.
4888 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4890 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4892 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4893 do not invalidate dominators.
4895 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4897 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4898 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4899 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4900 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4902 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4904 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4906 2007-04-26 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/31703
4909 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4910 the right type for the target of the bittest.
4912 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4914 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4915 ix86_sol10_return_in_memory.
4917 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4919 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4922 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4925 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4927 PR tree-optimization/30558
4928 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4929 clear this_state.prev_try.
4931 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4932 Mark Mitchell <mark@codesourcery.com>
4934 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4935 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4936 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4938 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4941 * doc/invoke.texi (%:print-asm-header): Document.
4942 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4944 (static_spec_functions): Add print-asm-header.
4945 (main): Print a banner before the --target-help linker options.
4946 (print_asm_header_spec_function): New function.
4948 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4951 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4952 (movsf_ie): Likewise.
4954 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4956 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4958 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4960 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4962 (__umodsi3, __modsi3): Likewise.
4964 2007-04-25 Dirk Mueller <dmueller@suse.de>
4966 * c-typeck.c (build_compound_expr): Annotate warning()
4967 call with OPT_Wunused_value.
4968 * tree-ssa.c (warn_uninit): Annotate warning with
4970 * c-common.c (handle_sentinel_attribute): Annotate warning
4971 call with OPT_Wattributes.
4973 2007-04-25 Thiemo Seufer <ths@mips.com>
4975 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4977 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4978 on to the assembler. Improve handling of -mno-mips16. Add handling
4979 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4980 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4981 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4982 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4984 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4987 * config/i386/winnt.c (i386_pe_file_end): Strip only
4988 USER_LABEL_PREFIX when writing export name.
4990 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4992 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4993 sh/elf.h, vx-common.h and vxworks.h.
4994 * config/sh/sh.h: Include config/vxworks-dummy.h.
4995 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4996 (OVERRIDE_OPTIONS): Use it.
4997 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4998 (vxworks_picreg): New pattern.
4999 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5000 VXWORKS_OS_CPP_BUILTINS.
5001 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5002 to their VXWORKS_* equivalents.
5003 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5004 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5005 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5006 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5007 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5008 -mrtp/-fPIC multilibs.
5009 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5010 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5011 (MULTILIB_OSDIRNAMES): Delete.
5013 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5016 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5018 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5020 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5021 rounding mode to be specified by the caller.
5022 (real_to_mpfr) Likewise.
5023 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5024 include new arguments.
5025 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5027 2007-04-24 Ian Lance Taylor <iant@google.com>
5029 PR tree-optimization/31605
5030 * tree-vrp.c (set_value_range): Check that min and max are not
5031 both overflow infinities.
5032 (set_value_range_to_value): New static function.
5033 (extract_range_from_binary_expr): Call set_value_range_to_value.
5034 (extract_range_from_cond_expr): Likewise.
5035 (extract_range_from_expr): Likewise.
5036 (extract_range_from_unary_expr): Likewise. Don't create a range
5037 which overflows on both sides.
5038 (vrp_meet): Check for a useless range.
5039 (vrp_visit_phi_node): If we see a constant which looks like an
5040 overflow infinity, turn off the TREE_OVERFLOW flag.
5042 2007-04-24 Ian Lance Taylor <iant@google.com>
5044 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5046 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5049 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5050 diagnostic message is being built.
5051 * tree-pretty-print.c (dump_generic_node): Only write the
5052 formatted text into BUFFER's stream if we are not building a
5054 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5056 * Makefile.in (toplev.o): Depend on tree-pass.h.
5058 2007-04-24 Ian Lance Taylor <iant@google.com>
5060 PR tree-optimization/31602
5061 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5062 conditionals in the copied loop header.
5063 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5064 warnings if TREE_NO_WARNING is set.
5065 * doc/invoke.texi (Warning Options): Clarify that
5066 -Wstrict-overflow does not warn about loops.
5068 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5070 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5071 expand on the comment about _Decimal128 arguments and check the
5072 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5073 that _Decimal128 argument uses even/odd register pair.
5074 (function_arg): Ditto.
5076 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5078 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5079 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5081 2007-04-24 Richard Guenther <rguenther@suse.de>
5082 Olga Golovanevsky <olga@il.ibm.com>
5084 * fold-const.c (multiple_of_p): Check for bottom
5087 2007-04-24 Richard Henderson <rth@redhat.com>
5089 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5090 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5091 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5092 looking for non-zero bits shifted out. Avoid a recursive call
5093 when constructing the scalar.
5094 (__floatundisf): Likewise.
5096 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5098 * dwarf2out.c (field_byte_offset): Move the existing logic
5099 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5100 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5102 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5105 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5106 argument of 0 for memset.
5107 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5108 unsigned shift instead of the signed variant.
5110 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5112 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5113 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5114 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5115 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5116 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5117 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5118 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5119 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5120 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5121 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5122 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5123 "mul<mode>3", "div<mode>3"): Insn definitions added.
5124 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5125 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5126 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5127 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5128 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5129 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5130 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5131 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5132 TARGET_FLOAT_FORMAT): Macro definitions removed.
5133 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5134 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5135 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5136 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5137 (s390_gen_rtx_const_DI): Function removed.
5138 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5140 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5142 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5143 over an external ffs function.
5145 2007-04-24 Chao-ying Fu <fu@mips.com>
5146 Richard Sandiford <richard@nildram.co.uk>
5148 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5149 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5150 (smadd_widen_optab, umadd_widen_optab): Define.
5151 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5153 * genopinit.c (optabs): Fill in smadd_widen_optab and
5155 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5156 and umadd_widen_optab to implement multiply-add sequences.
5157 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5158 (<u>maddsidi4): ...this. Extend condition to include
5159 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5160 of operand 0 to "ka" and use the three-operand form of madd<u>
5162 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5164 * config/mips/constraints.md (ka): New register constraint.
5166 2007-04-24 Jan Hubicka <j@suse.cz>
5170 2007-04-23 Jan Hubicka <jh@suse.cz>
5171 * function.c (init_function_start): Don't init line number info.
5172 (expand_function_end): Update.
5173 (reset_block_changes, record_block_change, finalize_block_changes,
5174 check_block_change, free_block_changes): Kill.
5175 * function.h (reset_block_changes, record_block_change,
5176 finalize_block_changes, check_block_change, free_block_changes): Remove
5178 (struct function): Remove ib_boundaries_block.
5179 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5180 Use curr_insn_locator to initialize locator.
5181 (emit_line_note): Remove.
5182 * cfgexpand.c (expand_gimple_cond_expr): Update.
5183 (construct_exit_block): Likewise.
5184 (tree_expand_cfg): Initialize/finalize locators.
5185 * expr.c (expand_expr_real): Update.
5186 * cfglayout.c (line_locators_locs, line_locators_lines,
5187 file_locators_locs, file_locators_files): Remove.
5188 (set_block_levels): Move to cfgexpand.c.
5189 (insn_locators_initialize): Remove.
5190 (pass_insn_locators_initialize): Remove.
5191 (locations_locators_locs, locations_locators_vals): New static vars.
5192 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5194 (insn_locators_alloc, insn_locators_finalize,
5195 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5197 (locator_location): New.
5198 (locator_line, locator_file): Rewrite.
5199 * rtl.h (emit_line_note): Kill.
5200 (insn_locators_alloc, insn_locators_finalize,
5201 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5203 * tree-inline.c (initialize_cfun): Do not initialize
5204 ib_boundaries_block.
5205 * passes.c (pass_insn_locators_initialize): Remove.
5207 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5209 * doc/invoke.texi: Removed leading '-' from option index entries.
5211 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5213 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5215 (create_phi_node): Use set_phi_nodes.
5216 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5217 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5218 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5219 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5220 (bsi_start, bsi_last): Use bb_stmt_list.
5221 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5222 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5223 Traverse the statements using tsi iterator.
5224 * basic-block.h (struct basic_block_def): Fields stmt_list
5225 and phi_nodes moved to ...
5226 (struct tree_bb_info): ... new structure.
5227 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5228 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5229 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5230 (tree_verify_flow_info): Verify that il.tree is not set for
5231 entry and exit block.
5232 (tree_split_block): Use set_bb_stmt_list.
5234 2007-04-23 Mike Stump <mrs@apple.com>
5236 * config/i386/i386.c (ix86_tune_features
5237 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5240 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5242 * config/i386/i386.md (prefix_extra): New attribute.
5243 (length): Add prefix_extra.
5245 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5246 (sse2_movntv2di): Likewise.
5247 (sse2_cvtps2dq): Likewise.
5248 (sse2_cvtpd2pi): Likewise.
5249 (sse2_cvttpd2pi): Likewise.
5250 (*sse2_cvtpd2ps): Likewise.
5251 (*add<mode>3): Likewise.
5252 (sse2_ssadd<mode>3): Likewise.
5253 (sse2_usadd<mode>3): Likewise.
5254 (*sub<mode>3): Likewise.
5255 (sse2_sssub<mode>3): Likewise.
5256 (sse2_ussub<mode>3): Likewise.
5257 (*mulv8hi3): Likewise.
5258 (*smulv8hi3_highpart): Likewise.
5259 (*umulv8hi3_highpart): Likewise.
5260 (sse2_umulv2siv2di3): Likewise.
5261 (sse2_pmaddwd): Likewise.
5262 (ashr<mode>3): Likewise.
5263 (lshr<mode>3): Likewise.
5264 (ashl<mode>3): Likewise.
5265 (sse2_ashlti3): Likewise.
5266 (sse2_lshrti3): Likewise.
5267 (*umaxv16qi3): Likewise.
5268 (*smaxv8hi3): Likewise.
5269 (*uminv16qi3): Likewise.
5270 (*sminv8hi3): Likewise.
5271 (sse2_eq<mode>3): Likewise.
5272 (sse2_gt<mode>3): Likewise.
5273 (*and<mode>3): Likewise.
5274 (sse2_nand<mode>3): Likewise.
5275 (*ior<mode>3): Likewise.
5276 (*xor<mode>3): Likewise.
5277 (sse2_packsswb): Likewise.
5278 (sse2_packssdw): Likewise.
5279 (sse2_packuswb): Likewise.
5280 (sse2_punpckhbw): Likewise.
5281 (sse2_punpcklbw): Likewise.
5282 (sse2_punpckhwd): Likewise.
5283 (sse2_punpcklwd): Likewise.
5284 (sse2_punpckhdq): Likewise.
5285 (sse2_punpckldq): Likewise.
5286 (sse2_punpckhqdq): Likewise.
5287 (sse2_punpcklqdq): Likewise.
5288 (*sse2_pinsrw): Likewise.
5289 (*sse2_pextrw): Likewise.
5290 (sse2_pshufd_1): Likewise.
5291 (sse2_uavgv16qi3): Likewise.
5292 (sse2_uavgv8hi3): Likewise.
5293 (sse2_psadbw): Likewise.
5294 (sse2_pmovmskb): Likewise.
5295 (*sse2_maskmovdqu): Likewise.
5296 (*sse2_maskmovdqu_rex64): Likewise.
5297 (sse4a_extrqi): Likewise.
5298 (sse4a_extrq): Likewise.
5299 (sse3_lddqu): Set prefix_rep.
5300 (sse3_addsubv4sf3): Likewise.
5301 (sse3_haddv4sf3): Likewise.
5302 (sse3_hsubv4sf3): Likewise.
5303 (sse_cvtss2si): Likewise.
5304 (sse_cvtss2si_2): Likewise.
5305 (sse_cvtss2siq): Likewise.
5306 (sse_cvtss2siq_2): Likewise.
5307 (sse_cvttss2si): Likewise.
5308 (sse_cvttss2siq): Likewise.
5309 (sse2_cvttps2dq): Likewise.
5310 (sse3_movshdup): Likewise.
5311 (sse3_movsldup): Likewise.
5312 (sse2_cvtsd2si): Likewise.
5313 (sse2_cvtsd2si_2): Likewise.
5314 (sse2_cvtsd2siq): Likewise.
5315 (sse2_cvtsd2siq_2): Likewise.
5316 (sse2_cvttsd2si): Likewise.
5317 (sse2_cvttsd2siq): Likewise.
5318 (*sse2_cvtpd2dq): Likewise.
5319 (*sse2_cvttpd2dq): Likewise.
5320 (sse2_pshuflw_1): Likewise.
5321 (sse2_pshufhw_1): Likewise.
5322 (sse4a_insertqi): Likewise.
5323 (sse4a_insertq): Likewise.
5324 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5325 (ssse3_phadddv4si3): Likewise.
5326 (ssse3_phaddswv8hi3): Likewise.
5327 (ssse3_phsubwv8hi3): Likewise.
5328 (ssse3_phsubdv4si3): Likewise.
5329 (ssse3_phsubswv8hi3): Likewise.
5330 (ssse3_pmaddubswv8hi3): Likewise.
5331 (ssse3_pmulhrswv8hi3): Likewise.
5332 (ssse3_pshufbv16qi3): Likewise.
5333 (ssse3_psign<mode>3): Likewise.
5334 (ssse3_palignrti): Likewise.
5335 (abs<mode>2): Likewise.
5336 (ssse3_phaddwv4hi3): Set prefix_extra.
5337 (ssse3_phadddv2si3): Likewise.
5338 (ssse3_phaddswv4hi3): Likewise.
5339 (ssse3_phsubwv4hi3): Likewise.
5340 (ssse3_phsubdv2si3): Likewise.
5341 (ssse3_phsubswv4hi3): Likewise.
5342 (ssse3_pmaddubswv4hi3): Likewise.
5343 (ssse3_pmulhrswv4hi3): Likewise.
5344 (ssse3_pshufbv8qi3): Likewise.
5345 (ssse3_psign<mode>3): Likewise.
5346 (ssse3_palignrdi): Likewise.
5347 (abs<mode>2): Likewise.
5348 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5349 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5350 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5352 2007-04-23 Nick Clifton <nickc@redhat.com>
5354 * params.def: Fix formatting of emacs local variables.
5356 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5358 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5359 move if inter-unit move isn't allowed.
5360 Don't split moving the first element of V2DI to DI to inter-unit
5361 move if inter-unit move isn't allowed.
5363 2007-04-23 Richard Guenther <rguenther@suse.de>
5365 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5366 and CDI_POST_DOMINATORS separately.
5368 2007-04-23 Nick Clifton <nickc@redhat.com>
5370 * c.opt (Wformat-contains-nul): Add warning attribute.
5372 2007-04-23 Jan Hubicka <jh@suse.cz>
5374 * function.c (init_function_start): Don't init line number info.
5375 (expand_function_end): Update.
5376 (reset_block_changes, record_block_change, finalize_block_changes,
5377 check_block_change, free_block_changes): Kill.
5378 * function.h (reset_block_changes, record_block_change,
5379 finalize_block_changes, check_block_change, free_block_changes): Remove
5381 (struct function): Remove ib_boundaries_block.
5382 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5383 Use curr_insn_locator to initialize locator.
5384 (emit_line_note): Remove.
5385 * cfgexpand.c (expand_gimple_cond_expr): Update.
5386 (construct_exit_block): Likewise.
5387 (tree_expand_cfg): Initialize/finalize locators.
5388 * expr.c (expand_expr_real): Update.
5389 * cfglayout.c (line_locators_locs, line_locators_lines,
5390 file_locators_locs, file_locators_files): Remove.
5391 (set_block_levels): Move to cfgexpand.c.
5392 (insn_locators_initialize): Remove.
5393 (pass_insn_locators_initialize): Remove.
5394 (locations_locators_locs, locations_locators_vals): New static vars.
5395 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5397 (insn_locators_alloc, insn_locators_finalize,
5398 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5400 (locator_location): New.
5401 (locator_line, locator_file): Rewrite.
5402 * rtl.h (emit_line_note): Kill.
5403 (insn_locators_alloc, insn_locators_finalize,
5404 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5406 * tree-inline.c (initialize_cfun): Do not initialize
5407 ib_boundaries_block.
5408 * passes.c (pass_insn_locators_initialize): Remove.
5410 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5413 * expr.c (reduce_to_bit_field_precision): Handle
5416 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5418 PR tree-optimization/24659
5419 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5420 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5421 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5422 * genopinit.c (optabs): Rename vec_pack_mod_optab
5423 to vec_pack_trunc_optab.
5424 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5425 early for scalar floating point operands for NOP_EXPR.
5426 (vectorizable_type_promotion): Ditto.
5427 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5428 vec_pack_trunc_optab.
5429 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5431 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5432 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5433 Rename from VEC_PACK_MOD_EXPR.
5434 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5435 * expr.c (expand_expr_real_1): Ditto.
5436 * tree-inline.c (estimate_num_insns_1): Ditto.
5437 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5439 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5440 (vec_unpacks_lo_v4sf): Ditto.
5441 (vec_pack_trunc_v2df): Ditto.
5442 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5443 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5444 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5446 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5448 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5450 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5451 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5452 packing of floating point operands.
5453 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5454 represent unpacking of floating point operands.
5455 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5456 [vec_unpacks_hi]: Ditto.
5457 [vec_unpacks_lo]: Ditto.
5459 2007-04-22 Jan Hubicka <jh@suse.cz>
5461 * final.c (rest_of_handle_final): Call
5462 targetm.asm_out.constructor/targetm.asm_out.destructor
5463 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5464 proper priority via decl_*_priority_insert.
5465 * c-common.c (c_expand_body): Likewise.
5467 2007-04-22 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/29789
5470 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5471 (rewrite_reciprocal): New helper split out from
5472 determine_invariantness_stmt.
5473 (rewrite_bittest): Likewise.
5474 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5475 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5478 2007-04-22 Revital Eres <eres@il.ibm.com>
5480 * loop-unroll.c (var_to_expand): New field to support also
5481 insns of the form x = something + x.
5482 (analyze_insn_to_expand_var): Use it.
5483 (expand_var_during_unrolling): Likewise.
5485 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5487 * predict.c: Include pointer-set.h.
5488 (bb_predictions): New variable.
5489 (tree_predicted_by_p, tree_predict_edge,
5490 remove_predictions_associated_with_edge): Use bb_predictions map
5491 instead of bb->predictions.
5492 (clear_bb_predictions, assert_is_empty): New functions.
5493 (combine_predictions_for_bb): Use bb_predictions map. Call
5494 clear_bb_predictions.
5495 (tree_estimate_probability): Create and free bb_predictions map.
5496 * Makefile.in (predict.o): Add pointer-set.h dependency.
5497 * basic-block.h (struct basic_block_def): Remove predictions
5499 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5501 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5504 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5507 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5509 * timevar.c (timevar_print): Change reference of --disable-checking to
5510 --enable-checking=release. Also warn if assert checking is disabled.
5512 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5515 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5516 decl as addressable if the compound literal was marked as
5518 Mark the decl as a gimple register if it is a complex or
5519 vector decl and does not live in memory.
5521 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5523 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5524 (GENERIC_NEXT): New function macro.
5525 (PHI_CHAIN): Use phi_node's new chain variable.
5526 (tree_phi_node): Change tree_common to tree_base
5527 and add the chain field.
5528 * tree-phinodes.c (make_phi_node): Don't set
5529 TREE_TYPE on the new node.
5530 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5531 instead of checking GIMPLE_TUPLE_P in chain_next.
5532 * tree-vect-transform.c
5533 (get_initial_def_for_induction): Look at
5534 PHI_RESULT_TREE for the type of the phi node.
5535 (update_vuses_to_preheader): Use PHI_CHAIN
5536 instead of TREE_CHAIN on the phi node.
5537 * tree-ssa-structalias.c (compute_points_to_sets):
5539 (ipa_pta_execute): Likewise.
5541 2007-04-21 Richard Guenther <rguenther@suse.de>
5544 * fold-const.c (fold_unary): Call fold_convert_const on the
5547 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5549 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5550 (store_killed_in_pat): New.
5552 2007-04-20 Richard Henderson <rth@redhat.com>
5555 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5556 TREE_LIST with a void_type_node value, not void_list_node exactly.
5558 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5560 * doc/standards.texi: Re-arrange into language-specific
5561 subsections. Add a C++ section, documenting which standards we
5564 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5566 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5567 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5569 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5571 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5572 ecrti.o and crtbegin.o.
5573 (LIB_DEFAULT_SPEC): Include -lc.
5574 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5576 2007-04-20 Richard Henderson <rth@redhat.com>
5579 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5580 argument; update all callers.
5581 (get_unaligned_offset): New.
5582 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5583 get_unaligned_address, just pass on the address directly.
5584 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5585 the subreg in the helper patterns.
5586 (unaligned_extendqidi_le): Use get_unaligned_offset.
5587 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5588 (unaligned_extendhidi_be): Likewise.
5589 (unaligned_extendhidi): Tidy.
5590 * config/alpha/alpha-protos.h: Update.
5592 2007-04-20 Richard Henderson <rth@redhat.com>
5594 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5595 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5596 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5597 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5598 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5599 (CPP_SPEC): Don't include %(cpp_subtarget).
5600 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5601 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5602 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5604 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5606 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5607 for __builtin_ia32_cmpordss.
5609 PR tree-optimization/31632
5610 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5611 and arg1 for optimizations of comparison against min/max values.
5612 Fold arg0 to arg1's type for optimizations of comparison against
5613 min+1 and max-1 values.
5615 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5617 * reload.c (combine_reloads): When trying to use a dying register,
5618 check whether it's uninitialized and don't use if so.
5620 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5622 * fold-const.c: Remove prototypes for native_encode_expr and
5623 native_interpret_expr.
5624 (native_encode_expr): Make non-static.
5625 (native_interpret_expr): Likewise.
5626 * tree.h: Add prototypes for the above.
5628 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5630 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5631 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5632 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5633 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5634 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5635 Add length attributes.
5637 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5639 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5642 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5643 __STDC_WANT_DEC_FP__.
5645 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5647 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5648 for long double compatibility.
5649 * configure: Regenerate.
5651 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5653 PR rtl-optimization/29841
5654 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5656 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5657 that may cause control flow transfer from being moved.
5659 2007-04-18 Jan Hubicka <jh@suse.cz>
5661 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5664 2007-04-18 Eric Christopher <echristo@apple.com>
5666 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5667 only. Update operands.
5668 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5669 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5670 link register to pic register.
5672 2007-04-18 Dirk Mueller <dmueller@suse.de>
5675 * tree-vrp.c (search_for_addr_array): New.
5676 (check_array_bounds): Suppress warning about
5677 address taken of array refs if its not de-referenced.
5679 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5681 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5682 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5684 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5685 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5686 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5688 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5690 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5692 (vect_analyze_scalar_cycles): Fix indentation.
5693 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5694 (vect_mark_relevant): Include phis in relevance analysis.
5696 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5698 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5700 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5701 output_operand_lossage().
5703 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5705 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5706 the unused code for reduction without adjust-in-epilog to simplify the
5709 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5711 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5712 (S390_TDC_NEGATIVE_ZERO): New constant.
5713 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5714 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5715 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5716 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5717 (S390_TDC_POSITIVE_INFINITY): New constant.
5718 (S390_TDC_NEGATIVE_INFINITY): New constant.
5719 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5720 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5721 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5722 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5723 (S390_TDC_INFINITY): New constant.
5724 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5725 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5726 optimization for UNSPEC_CCZ_TO_INT.
5727 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5728 ("*ccz_to_int"): New insn.
5729 ("isinf<mode>2"): New insn.
5730 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5731 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5732 (UNSPEC_CCZ_TO_INT): New constant.
5734 2007-04-18 Richard Guenther <rguenther@suse.de>
5736 PR tree-optimization/19431
5737 PR tree-optimization/21463
5738 * tree-pass.h (pass_phiprop): Declare.
5739 * passes.c (init_optimization_passes): New phiprop pass.
5740 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5741 (phivn_valid_p): New helper function.
5742 (phiprop_insert_phi): Likewise.
5743 (propagate_with_phi): Likewise.
5744 (tree_ssa_phiprop): New propagator propagating loads
5745 through phi nodes if profitable.
5747 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5749 * tree-vect-analyze.c (process_use): New function.
5750 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5751 Check phis in all bbs.
5752 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5755 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5757 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5760 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5763 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5766 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5768 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5770 (sse_vmmulv4sf3): Likewise.
5771 (sse2_vmaddv2df3): Likewise.
5772 (sse2_vmmulv2df3): Likewise.
5774 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5776 PR rtl-optimization/31360
5777 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5778 (target_reg_cost): New.
5779 (init_set_costs): Initialize target_reg_cost. Add comments
5780 regarding the rationale of the costs.
5781 (global_cost_for_size): Renamed to...
5782 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5783 of register pressure.
5784 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5785 estimate_reg_pressure_cost. Add number of ivs.
5786 (determine_set_costs): Dump target_reg_cost.
5787 * loop-invariant.c (gain_for_invariant): Use
5788 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5789 (best_gain_for_invariant, find_invariants_to_move): Remove
5791 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5792 (target_reg_cost): Declare.
5793 (global_cost_for_size): Declaration removed.
5794 (estimate_reg_pressure_cost): Declare.
5796 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5798 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5799 regnos into even/odd register pairs.
5800 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5801 TDmode similar to the other floating point modes.
5802 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5803 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5805 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5806 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5807 (movdd_hardfloat64): Use TARGET_MFPGPR.
5809 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5811 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5814 2005-01-05 Richard Henderson <rth@redhat.com>
5816 * reload1.c (do_input_reload): Restrict the optimization deleteing
5817 a previous output reload to RELOAD_FOR_INPUT.
5819 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5821 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5822 induc_vec_info_type.
5823 (vectorizable_induction): New function declaration.
5824 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5825 check if already vectorized. Find first place in BB where new stmts
5826 can be inserted. Takes only one argument.
5827 (vectorizable_induction): New function.
5828 (vect_transform_stmt): Add case for induc_vec_info_type to call
5829 vectorizable_induction.
5830 (vect_transform_loop): Consider phis for vectorization.
5831 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5833 (analyze_operations): Call vectorizable_induction when analyzing phis.
5835 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5836 (vect_mark_relevant): Include phis in relevance analysis.
5837 (vect_mark_stmts_to_be_vectorize): Likewise.
5838 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5840 2007-04-16 Lawrence Crowl <crowl@google.com>
5842 * doc/invoke.texi (Debugging Options): Add documentation for the
5843 -femit-struct-debug options -femit-struct-debug-baseonly,
5844 -femit-struct-debug-reduced, and
5845 -femit-struct-debug-detailed[=...].
5847 * c-opts.c (c_common_handle_option): Add
5848 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5849 and OPT_femit_struct_debug_detailed_.
5850 * c.opt: Add specifications for
5851 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5852 and -femit-struct-debug-detailed[=...].
5853 * opts.c (set_struct_debug_option): Parse the
5854 -femit-struct-debug-... options.
5855 * opts.c (matches_main_base, main_input_basename,
5856 main_input_baselength, base_of_path, matches_main_base): Add
5857 variables and functions to compare header base name to compilation
5859 * opts.c (should_emit_struct_debug): Add to determine to emit a
5860 structure based on the option.
5861 (dump_struct_debug) Also disabled function to debug this
5863 * opts.c (handle_options): Save the base name of the
5866 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5867 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5868 This hook indicates if a type is generic. Set it by default
5870 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5871 to determine if a struct type is generic or not.
5872 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5873 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5874 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5877 * flags.h (enum debug_info_usage): Add an enumeration to describe
5878 a program's use of a structure type.
5879 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5880 to indicate the program's usage of the type. Filter structs based
5881 on the -femit-struct-debug-... specification.
5882 (gen_type_die): Split into two routines, gen_type_die and
5883 gen_type_die_with_usage. gen_type_die is now a wrapper
5884 that assumes direct usage.
5885 (gen_type_die_with_usage): Replace calls to gen_type_die
5886 with gen_type_die_with_usage adding the program usage of
5887 the referenced type.
5888 (dwarf2out_imported_module_or_decl): Suppress struct debug
5889 information using should_emit_struct_debug when appropriate.
5891 2007-04-16 Ian Lance Taylor <iant@google.com>
5893 PR tree-optimization/31522
5894 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5895 (vrp_initialize): Allocate vr_phi_edge_counts.
5896 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5897 executable edge. Drop test for all constants.
5898 (vrp_finalize): Free vrp_phi_edge_counts.
5900 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5901 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5903 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5904 predecessors at head rather than tail.
5906 2007-04-16 Matthias Klose <doko@debian.org>
5908 * config/alpha/linux.h (CPP_SPEC): Define.
5909 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5911 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5913 * function.h: Remove sequence_stack extern declaration.
5915 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5917 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5919 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5922 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5924 * config/avr/avr.c (avr_arch_types): Rearranging array.
5925 (enum avr_arch): Add.
5926 (avr_mcu_types): Use avr_arch enumeration constants instead of
5928 * config/avr/avr.h (LINK_SPEC): Simplify.
5930 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5932 * config/m68k/m68k.c (m68k_libcall_value,
5933 m68k_function_value): Use macros for register names more.
5935 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5937 (M68K_REGNAME): Use A6_REG.
5938 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5940 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5943 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5944 'pending_read_list_length' and 'pending_write_list_length'. Update
5946 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5947 to handle two length counters instead of one. Update all uses.
5948 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5949 two length counters instead of one.
5950 * sched-rgn.c (propagate_deps): Update to handle two length counters
5953 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5956 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5957 copy of source, pass it to ix86_expand_vector_set and return
5960 2007-04-16 David Ung <davidu@mips.com>
5961 Joseph Myers <joseph@codesourcery.com>
5963 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5964 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5965 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5966 Add 74K processor information.
5967 * config/mips/mips.md: Include 74k.md.
5968 (cpu): Add 74kc,74kf,74kx.
5969 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5970 * config/mips/74k.md: New.
5971 * doc/invoke.texi (MIPS Options): Document 74K support.
5973 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5975 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5976 vectorizable_* functions.
5977 * tree-vect-transform.c (vectorizable_call): Add check for
5978 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5979 (vectorizable_store): likewise.
5980 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5982 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5983 (vectorizable_type_promotion, vectorizable_load): Likewise.
5984 (vectorizable_live_operation, vectorizable_condition): Likewise.
5985 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5987 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5989 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5991 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5992 register numbers more.
5993 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5994 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5995 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5996 FUNCTION_VALUE_REGNO_P): Likewise.
5997 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5998 STATIC_CHAIN_REGNUM): Likewise.
5999 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6000 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6001 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6002 * config/m68k/m68k.md (FP_REG): New.
6004 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6006 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6009 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6011 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6012 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6015 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6017 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6020 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6023 * c-decl.c (finish_decl): Grab the type of the decl after the call
6024 to store_init_value.
6026 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6028 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6030 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6033 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6034 post dominators and cleanup cfg before returning.
6036 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6038 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6039 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6041 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6043 * config.gcc: Recognize fido.
6044 * config/m68k/m68k-devices.def (fidoa): New.
6045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6047 (FL_FIDOA, TARGET_FIDOA): New.
6048 * config/m68k/m68k.opt (mfidoa): New.
6050 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6053 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6054 when a personality function is used.
6056 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6058 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6060 2007-04-13 Mike Stump <mrs@apple.com>
6062 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6064 * config/darwin.opt (fapple-kext): Make C++ only.
6065 * config/darwin.c (darwin_override_options): Remove code to ensure
6066 -fapple-kext is given for C++ only.
6068 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6070 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6071 * config/mips/mips.c (override_options): Call
6072 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6074 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6076 * config/i386/i386.opt (msvr3-shlib): Removed.
6078 * doc/invoke.texi: Remove -msvr3-shlib.
6080 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6083 with "popcnt" instruction.
6085 2007-04-13 Richard Guenther <rguenther@suse.de>
6087 PR tree-optimization/21258
6088 * tree-vrp.c (compare_case_labels): New helper.
6089 (find_switch_asserts): New function.
6090 (find_assert_locations): Call it for SWITCH_EXPRs.
6092 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6094 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6095 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6096 check is now implied in X87_FLOAT_MODE_P.
6097 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6098 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6099 (fix_trunc<mode>_i386_fisttp): Ditto.
6100 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6101 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6102 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6103 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6104 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6105 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6106 (unnamed_splitters): Ditto.
6107 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6108 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6109 FIRST_SSE_REG for local functions when SSE math is enabled or
6110 for functions with sseregparm attribute.
6111 (standard_80387_constant_p): Return -1 if mode is not
6113 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6114 (ix86_expand_compare): Ditto.
6115 (ix86_expand_carry_flag_compare): Ditto.
6116 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6117 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6118 DECIMAL_FLOAT_MODE_P.
6119 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6120 of SCALAR_FLOAT_MODE_P.
6121 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6122 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6123 checks before FLOAT_MODE_P.
6124 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6125 before FLOAT_MODE_P.
6130 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6132 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6133 Charles Wilson <libtool@cwilson.fastmail.fm>
6135 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6136 (libgcc.mvars): Don't depend on them.
6137 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6138 * exec-tool.in: New.
6140 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6142 * doc/invoke.text (--help): Document --help=common.
6144 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6146 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6148 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6150 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6151 * genemit.c (main): Emit #include "integrate.h".
6152 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6153 (LOADGP_RTP): New mips_loadgp_style.
6154 * config/mips/mips.h: Include config/vxworks-dummy.h.
6155 (TARGET_RTP_PIC): New macro.
6156 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6157 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6158 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6160 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6161 -mvxworks-pic when using -mrtp and a PIC option.
6162 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6164 (mips_symbolic_constant_p, mips_symbolic_address_p)
6165 (mips_symbol_insns): Handle SYMBOL_HALF.
6166 (override_options): Warn about -G and -mrtp being used together.
6167 Initialize mips_lo_relocs[SYMBOL_HALF].
6168 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6169 (mips_emit_loadgp): Handle LOADGP_RTP.
6170 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6171 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6172 (tablejump): Handle function-relative case table entries if
6174 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6178 * config/mips/mips.md (load_call<mode>): Allow any general register.
6180 (sibcall_value_internal, sibcall_value_multiple_internal)
6181 (call_value_internal, call_value_split, call_value_multiple_internal)
6182 (call_value_multiple_split): Remove constraints from operand 0.
6184 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6186 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6187 rather than loadgp_noshared.
6188 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6189 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6191 * config/mips/mips.md (loadgp): Rename to...
6192 (loadgp_newabi): ...this.
6193 (loadgp_noshared): Rename to...
6194 (loadgp_absolute): ...this.
6196 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6198 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6199 false for locally-binding symbols.
6200 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6202 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6204 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6205 (SYMBOL_GOT_PAGE_OFST): ...this.
6206 (SYMBOL_GOT_GLOBAL): Rename to...
6207 (SYMBOL_GOT_DISP): ...this.
6208 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6209 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6210 * config/mips/mips.c (mips_global_symbol_p): New function.
6211 (mips_symbol_binds_local_p): Likewise.
6212 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6213 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6214 and mips_symbol_binds_local_p.
6215 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6216 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6217 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6219 (mips_ok_for_lazy_binding_p): New function.
6220 (mips_load_call_address, mips_expand_call): Use it.
6221 (mips_dangerous_for_la25_p): Likewise.
6222 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6223 (*got_disp<mode>): Use got_disp_operand instead of
6224 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6225 SYMBOL_GOTOFF_GLOBAL.
6226 (*got_page<mode>): Use got_page_ofst_operand instead of
6228 * config/mips/predicates.md (const_call_insn_operand): Use
6229 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6230 (global_got_operand): Rename to...
6231 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6233 (local_got_operand): Rename to...
6234 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6235 of SYMBOL_GOT_LOCAL.
6237 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6239 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6240 TARGET_CALL_CLOBBERED_GP.
6241 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6242 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6243 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6244 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6245 of TARGET_ABICALLS && !TARGET_NEWABI.
6246 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6247 * config/mips/mips.c (mips_load_call_address): Check
6248 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6249 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6250 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6251 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6252 TARGET_ABICALLS && TARGET_NEWABI.
6253 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6255 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6256 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6257 TARGET_ABICALLS && TARGET_NEWABI.
6258 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6259 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6260 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6261 whether indirect calls must use $25.
6262 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6264 * config/mips/mips.md (jal_macro): Check flag_pic and
6265 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6266 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6267 instead of TARGET_ABICALLS.
6268 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6269 TARGET_ABICALLS && TARGET_OLDABI.
6270 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6271 (sibcall): In the comment above the define_insn, mention
6272 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6273 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6274 instead of TARGET_ABICALLS.
6276 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6278 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6279 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6280 (MACFLAGS_MATCH_P): New macro.
6281 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6282 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6283 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6284 the other MACFLAG constants.
6285 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6286 (flag_machi): Tighten constraints. Renumber some of the operands.
6287 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6289 (flag_machi_parts_acconly): New pattern.
6290 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6292 (flag_macinit1hi): Tighten constraints.
6293 (flag_mul_macv2hi_parts_acconly): New pattern.
6295 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6296 Use a more efficient implementation.
6297 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6298 inline sequences when not optimizing for size.
6300 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6301 movhi_high2low): Delete, merge functionality into...
6302 (packv2hi): ... this pattern.
6304 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6305 * config/bfin/bfin.opt (msim): New option.
6306 (mcpu=): New option.
6307 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6308 (bfin_cpu_t): Typedef of enum bfin_cpu.
6309 (bfin_cpu_type): New declaration.
6310 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6311 -msim and -mcpu= options.
6312 (LIB_SPEC): Likewise.
6313 * config/bfin/bfin.c (bfin_cpu_type): Define.
6314 (bfin_handle_option): Handle -mcpu= option.
6315 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6316 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6317 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6319 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6321 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6322 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6323 (powerpc-wrs-vxworksae): Use ${tm_file}.
6324 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6325 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6326 * config/i386/vx-common.h: New file.
6328 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6330 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6333 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6335 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6338 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6342 * c-common.c (c_build_qualified_type): Set canonical type
6345 2007-04-12 Richard Guenther <rguenther@suse.de>
6347 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6348 lower bound and element size if lower bound is not zero
6349 or either of the ARRAY_REF operands is set.
6351 2007-04-12 Richard Guenther <rguenther@suse.de>
6353 PR tree-optimization/24689
6354 PR tree-optimization/31307
6355 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6357 * gimplify.c (canonicalize_addr_expr): To be consistent with
6358 gimplify_compound_lval only set operands two and three of
6359 ARRAY_REFs if they are not gimple_min_invariant. This makes
6360 it never at this place.
6361 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6363 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6365 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6366 null before emitting a .nsubspa directive.
6368 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6370 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6371 need_to_partition_p if there are no memory statements in the
6374 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6376 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6377 (gcd_of_steps_may_divide_p): New function.
6378 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6380 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6382 * reload.c (find_reloads_toplev, find_reloads_address,
6383 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6384 not a pointer equality test, to decide if we need to call
6385 push_reg_equiv_alt_mem.
6387 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6389 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6390 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6391 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6393 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6395 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6396 vector to be positive.
6398 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6402 * doc/invoke.texi: Document --params max-aliased-vops and
6404 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6405 debug_memory_partitions): Move to tree-flow.h
6406 * params.h (AVG_ALIASED_VOPS): Define.
6407 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6409 (mp_info_t): Likewise.
6410 (get_mem_sym_stats_for): New.
6411 (set_memory_partition): Move from tree-flow-inline.h.
6412 (mark_non_addressable): Only clear the set of symbols for the
6413 partition if it exists.
6414 (dump_memory_partitions): Move from tree-ssa-operands.c
6415 (debug_memory_partitions): Likewise.
6416 (need_to_partition_p): New.
6417 (dump_mem_ref_stats): New.
6418 (debug_mem_ref_stats): New.
6419 (dump_mem_sym_stats): New.
6420 (debug_mem_sym_stats): New.
6421 (update_mem_sym_stats_from_stmt): New.
6422 (compare_mp_info_entries): New.
6423 (mp_info_cmp): Call it.
6424 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6426 (get_mpt_for): Move from tree-ssa-operands.c.
6427 (find_partition_for): New.
6428 (create_partition_for): Remove.
6429 (estimate_vop_reduction): New.
6430 (update_reference_counts): New.
6431 (build_mp_info): New.
6432 (compute_memory_partitions): Refactor.
6433 Document new heuristic.
6434 Call build_mp_info, update_reference_counts,
6435 find_partition_for and estimate_vop_reduction.
6436 (compute_may_aliases): Populate virtual operands before
6437 calling debugging dumps.
6438 (delete_mem_sym_stats): New.
6439 (delete_mem_ref_stats): New.
6440 (init_mem_ref_stats): New.
6441 (init_alias_info): Call it.
6442 (maybe_create_global_var): Remove alias_info argument.
6443 Get number of call sites and number of pure/const call sites
6444 from gimple_mem_ref_stats().
6445 (dump_alias_info): Call dump_memory_partitions first.
6446 (dump_points_to_info_for): Show how many times a pointer has
6448 * opts.c (decode_options): For -O2 set --param
6449 max-aliased-vops to 500.
6450 For -O3 set --param max-aliased-vops to 1000 and --param
6451 avg-aliased-vops to 3.
6452 * fortran/options.c (gfc_init_options): Remove assignment to
6454 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6455 * tree-dfa.c (dump_variable): Dump memory reference
6457 Dump NO_ALIAS* settings.
6458 (referenced_var_lookup): Tidy.
6459 (mem_sym_stats): New.
6460 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6461 and ORIG are different SSA names for a memory partition.
6462 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6463 * tree-flow.h (struct mem_sym_stats_d): Define.
6464 (mem_sym_stats_t): Define.
6465 (struct mem_ref_stats_d): Define.
6466 (struct gimple_df): Add field mem_ref_stats.
6467 (enum noalias_state): Define.
6468 (struct var_ann_d): Add bitfield noalias_state.
6469 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6470 debug_mem_ref_stats, debug_memory_partitions,
6471 debug_mem_sym_stats): Declare.
6472 * tree-ssa-structalias.c (update_alias_info): Update call
6473 sites, pure/const call sites and asm sites in structure
6474 returned by gimple_mem_ref_stats.
6475 Remove local variable IS_POTENTIAL_DEREF.
6476 Increase NUM_DEREFS if the memory expression is a potential
6478 Call update_mem_sym_stats_from_stmt.
6479 If the memory references memory, call
6480 update_mem_sym_stats_from_stmt for all the direct memory
6481 symbol references found.
6482 (intra_create_variable_infos): Set noalias_state field for
6483 pointer arguments according to the value of
6484 flag_argument_noalias.
6485 * tree-ssa-structalias.h (struct alias_info): Remove fields
6486 num_calls_found and num_pure_const_calls_found.
6487 (update_mem_sym_stats_from_stmt): Declare.
6488 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6489 Set default value to 100.
6490 (PARAM_AVG_ALIASED_VOPS): Define.
6492 2007-04-11 Richard Guenther <rguenther@suse.de>
6495 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6496 a * -b + c as c - a * b if we honor sign dependent rounding.
6498 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6500 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6502 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6503 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6505 (initialize_trampoline): Don't use old-style function definition.
6506 (bfin_secondary_reload): Mark IN_P argument as unused.
6508 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6510 PR tree-optimization/31343
6511 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6512 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6513 * testsuite/gcc.dg/vect/pr31343.c: New.
6515 2007-04-10 Eric Christopher <echristo@apple.com>
6517 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6518 * config/i386/i386.md (*cmpfp0): Use.
6519 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6520 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6521 (fix_trunc<mode>_i386_fisttp): Ditto.
6522 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6523 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6524 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6525 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6526 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6527 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6528 (unnamed_splitters): Ditto.
6529 * config/i386/i386.c (output_fix_trunc): Assert that
6530 we're not being passed a TFmode operand.
6532 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6534 PR tree-optimization/31526
6535 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6536 n_basic_blocks to find newly added blocks.
6538 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6540 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6542 (fix_trunc<mode>si_sse): Ditto.
6543 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6544 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6545 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6546 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6547 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6548 expander using SSEMODEF mode macro.
6549 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6550 expander using SSEMODEF mode macro.
6551 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6552 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6553 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6554 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6555 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6556 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6557 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6558 Macroize insn using X87MODEF mode macro.
6560 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6562 * config/i386/sse.md (sse2_pinsrw): Removed.
6563 (sse2_pextrw): Renamed to ...
6564 (*sse2_pextrw): This.
6566 2007-04-09 Jan Hubicka <jh@suse.cz>
6569 * config/i386/sse.md
6570 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6571 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6572 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6573 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6575 2007-04-09 Jan Hubicka <jh@suse.cz>
6577 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6578 multiple fields of union.
6580 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6582 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6583 (create_preheaders): Check that loops are available.
6584 (fix_loop_structure): Clean up, improve comments.
6585 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6586 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6588 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6589 * predict.c (tree_estimate_probability): Do not call
6590 calculate_dominance_info. Call create_preheaders.
6591 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6592 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6594 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6595 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6596 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6597 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6600 2007-04-08 Jan Hubicka <jh@suse.cz>
6602 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6603 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6604 * fold-const.c (fold_unary): Use it.
6606 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6608 * varasm.c (assemble_variable): Remove call to
6609 lang_hooks.decls.prepare_assemble_variable.
6610 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6611 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6612 * langhooks.h (lang_hooks_for_decls): Remove
6613 prepare_assemble_variable.
6615 2007-04-08 Mike Stump <mrs@apple.com>
6617 * config/i386/i386.c: Use inc/dec on Core2.
6619 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6621 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6622 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6623 lhd_tree_inlining_end_inlining): Remove.
6624 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6625 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6627 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6628 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6629 lhd_tree_inlining_end_inlining): Remove prototypes.
6630 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6631 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6632 LANG_HOOKS_TREE_INLINING_START_INLINING,
6633 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6635 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6638 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6641 * config/avr/predicates.md (io_address_operand): Delete predicate.
6642 (low_io_address_operand): Don't use 'mode' argument.
6643 (higth_io_address_operand): Rename ...
6644 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6645 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6648 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6650 Revert change removing staticp.
6652 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6655 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6658 2007-04-07 Bruce Korb <bkorb@gnu.org>
6660 * c.opt: Add -Wformat-contains-nul.
6661 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6663 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6664 the NUL byte warning.
6666 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6668 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6670 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6672 * tree.c (staticp): No longer use staticp langhook.
6673 * langhooks.c (lhd_staticp): Removed.
6674 * langhooks.h (struct lang_hooks): Remove staticp.
6675 * c-common.c (c_staticp): Remove.
6676 * c-common.h (c_staticp): Ditto.
6677 * langhooks-defs.h (lhd_staticp): Ditto.
6678 (LHD_HOOKS_STATICP): Ditto
6679 * tree.h (gcc_assert_lowered): New macro.
6681 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6683 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6684 argument "reliable".
6685 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6686 Add argument "reliable". Propagate it through calls.
6687 (infer_loop_bounds_from_undefined): Derive number of iterations
6688 estimates from references in blocks that do not dominate loop latch.
6689 (gcov_type_to_double_int): New function.
6690 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6691 and expected_loop_iterations_unbounded.
6692 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6693 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6694 * tree-data-ref.c (estimated_loop_iterations): Export.
6695 (get_references_in_stmt): Fix -- do not return addresses of local
6697 * cfgloop.h (expected_loop_iterations_unbounded,
6698 estimated_loop_iterations): Declare.
6700 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6702 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6704 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6706 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6707 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6708 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6709 Use output_387_reg_move().
6710 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6711 expander using X87MODEF12 mode macro.
6712 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6713 choosing register preferences. Use output_387_reg_move().
6714 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6715 instead of "x". Use output_387_reg_move().
6716 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6717 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6718 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6719 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6720 Use output_387_reg_move().
6721 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6723 (*truncxf?f_i387 splitter): Ditto.
6725 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6727 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6728 LANG_HOOKS_SAFE_FROM_P.
6729 * expr.c (safe_from_p): Remove langhook call.
6730 * langhooks.h (lang_hooks): Remove safe_from_p.
6731 (lhd_safe_from_p): Remove prototype.
6732 * langhooks.c (lhd_safe_from_p): Remove.
6734 2007-04-06 Jan Hubicka <jh@suse.cz>
6736 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6739 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6741 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6742 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6743 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6744 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6746 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6747 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6749 2007-04-05 Richard Henderson <rth@redhat.com>
6751 * config/alpha/alpha.c (print_operand) [+]: Remove.
6752 (alpha_end_function): Print nop if call at end of function.
6753 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6754 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6755 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6756 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6757 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6758 the call pattern. Update peepholes to match.
6760 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6762 * doc/extend.texi (Other Builtins): Add decimal float variants
6764 * builtins.def: Ditto.
6765 * builtins.c (expand_builtin): Ditto.
6767 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6768 H.J. Lu <hongjiu.lu@intel.com>
6771 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6772 of V8HImode when calling ix86_binary_operator_ok.
6773 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6774 (sdot_prodv8hi): Operands 1 and 2 must be register.
6776 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6778 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6779 initialize align to silence bogus warning.
6781 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6784 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6786 (struct sra_walk_fns): Remove use_all parameter from use.
6787 (sra_hash_tree): Handle BIT_FIELD_REFs.
6788 (sra_elt_hash): Don't hash bitfld blocks.
6789 (sra_elt_eq): Skip them in parent compares as well. Handle
6791 (sra_walk_expr): Don't maintain or pass down use_all_p.
6792 (scan_use): Remove use_all parameter.
6793 (scalarize_use): Likewise. Re-expand assignment to
6794 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6795 output, and re-scalarize after output. Don't mark anything
6797 (scalarize_ldst): Adjust.
6798 (scalarize_walk_gimple_modify_statement): Likewise.
6799 (build_element_name_1): Handle BIT_FIELD_REFs.
6800 (instantiate_element): Don't warn for any element whose parent
6802 (instantiate_missing_elements_1): Return the sra_elt.
6803 (canon_type_for_field): New.
6804 (try_instantiate_multiple_fields): New.
6805 (instantiate_missing_elemnts): Use them.
6806 (mark_no_warning): Removed.
6807 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6808 (REPLDUP, sra_build_elt_assignment): New.
6809 (generate_copy_inout): Use them.
6810 (generate_element_copy): Likewise. Handle bitfld differences.
6811 (generate_element_zero): Don't recurse for blocks. Use
6812 sra_build_elt_assignment.
6813 (generate_one_element_int): Take elt instead of var. Use
6814 sra_build_elt_assignment.
6815 (generate_element_init_1): Adjust.
6816 (scalarize_use, scalarize_copy): Use REPLDUP.
6817 (scalarize_ldst): Move assert before dereference.
6818 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6820 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6822 * regmove.c: Fix unused variable warnings due to previous commit.
6824 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6826 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6827 (regmove_bb_head): Remove.
6828 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6829 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6830 problems with fixup_match_1.
6831 Don't initialize/free regmove_bb_head.
6833 (reg_is_remote_constant_p): If an insn is in the same basic block
6834 but not before INSN, consider it remote, too.
6836 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6839 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6840 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6842 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6844 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6845 (CONDITIONAL_REGISTER_USAGE): Likewise.
6847 2007-04-04 Richard Henderson <rth@redhat.com>
6849 * config/alpha/lib1funcs.asm: Remove unused file.
6851 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6854 * opts.c (print_specific_help): Fix --help=<language>
6856 (common_handle_option): Support --help=common.
6858 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6861 * gcc.c (main): Do not run the linker if
6862 print_subprocess_help indicates that it shouldn't be
6865 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6868 * doc/invoke.texi (--help=): Document <languages> value, fix
6869 formatting in tables of values.
6871 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6873 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6874 dllimport attribute of virtual methods.
6876 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6878 * config/score/crti.asm: Change _bss_start to __bss_start.
6879 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6880 (OUTGOING_REG_PARM_STACK_SPACE) update.
6881 * config/score/score.opt: add options to make backend support
6882 score5, score5u, score7 and score7d.
6883 * config/score/score.md: Likewise.
6884 * config/score/misc.md: Likewise.
6885 * config/score/mac.md: Likewise.
6886 * doc/invoke.texi: Likewise.
6887 * doc/md.texi: update constraints define.
6889 2007-04-03 Richard Henderson <rth@redhat.com>
6891 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6892 an appropriate type, use the mode instead.
6894 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6896 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6897 Set the default --with-arch setting to mips2.
6898 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6899 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6900 (MULTILIB_OSDIRNAMES): Delete.
6901 (MULTILIB_DIRNAMES): Define.
6902 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6903 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6904 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6905 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6906 VXWORKS_OS_CPP_BUILTINS.
6907 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6908 (MIPS_DEBUGGING_INFO): Undefine.
6909 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6911 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6914 * fold-const.c (native_encode_real): Encode real.c provided longs
6915 as a series of 32-bit native integers.
6916 (native_interpret_real): Interpret buffer as a series of 32-bit
6919 2007-04-03 Richard Guenther <rguenther@suse.de>
6921 * genpreds.c (write_insn_constraint_len): Write function
6922 optimized for CONSTRAINT_LEN implementation.
6923 (write_tm_preds_h): Output insn_constraint_len inline and
6924 use it for CONSTRAINT_LEN.
6925 (write_insn_preds_c): Don't output insn_constraint_len.
6926 * doc/md.texi (define_register_constraint): Document multi-letter
6927 constraints shall have the same length if they start with the same
6930 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6933 * config/i386/i386.md (isinf<mode>2): Expand only when
6934 TARGET_C99_FUNCTIONS is set.
6936 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6938 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6939 (x86_64-*-linux*): Ditto.
6940 * config/i386/i386.opt (mpc): New option.
6941 * config/i386/i386.c (overrride_options): Handle
6942 ix87_precision_string.
6943 * config/i386/crtprec.c: New file.
6944 * config/i386/t-crtpc: Ditto.
6945 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6947 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6948 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6949 crtprec32.o, crtprec64.o and crtprec80.o.
6951 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6953 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6955 2007-04-02 Eric Christopher <echristo@apple.com>
6957 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6958 limitations on darwin.
6960 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6963 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6965 2007-04-02 Dave Korn <dave.korn@artimi.com>
6967 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6969 2007-04-02 Dave Korn <dave.korn@artimi.com>
6971 * libgcc2.h (exception_descriptor): Don't forward-declare.
6972 (__get_eh_table_language, __get_eh_table_version): Delete
6973 prototypes of long-dead functions.
6975 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6977 * ebitmap.h: New file
6978 * ebitmap.c: New file
6979 * Makefile.in (ebitmap.o): New target.
6981 2007-04-01 Jan Hubicka <jh@suse.cz>
6983 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6984 before very first instruction.
6986 2007-04-01 Jan Hubicka <jh@suse.cz>
6988 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6989 waring on 64bit hosts.
6990 * bitmap.h: Fix typo in bitmap_head_def.
6992 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6994 PR rtl-optimization/31391
6995 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6996 into a DELETED_LABEL note, and the label is in an empty basic
6997 block, update BB_END as well as BB_HEAD.
6999 2007-04-01 Richard Henderson <rth@redhat.com>
7001 PR tree-optimization/31169
7002 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7003 to varying if the range is outside [0, prec-1].
7005 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7008 * config/mips/mips.md (load_const_gp): New insn.
7009 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7010 the MIPS16 GP pseudo register if no_new_pseudos.
7011 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7013 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7016 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7018 (call_value): Likewise.
7020 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7021 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7024 * doc/invoke.texi: (optimization options): Reword description
7025 of -ffast-math. Document its primary purpose.
7027 2007-03-31 Richard Guenther <rguenther@suse.de>
7029 * omp-low.c (splay-tree.h): Include.
7030 (lookup_decl): Replace splay-tree usage by pointer-map.
7031 (maybe_lookup_decl): Likewise.
7032 (new_omp_context): Likewise.
7033 (delete_omp_context): Likewise.
7034 * gimplify.c (splay-tree.h): Include.
7035 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7037 (remap_ssa_name): Likewise.
7038 (remap_decl): Likewise.
7039 (remap_type_1): Likewise.
7040 (remap_type): Likewise.
7041 (copy_body_r): Likewise.
7042 (expand_call_inline): Likewise.
7043 (clone_body): Likewise.
7044 (copy_tree_r): Likewise.
7045 (remap_save_expr): Likewise.
7046 (unsave_r): Likewise.
7047 (unsave_expr_now): Likewise.
7048 (tree_function_versioning): Likewise.
7049 (build_duplicate_type): Likewise.
7050 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7051 (struct copy_body_data): Replace splay-tree by pointer-map.
7052 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7053 not $(SPLAY_TREE_H).
7054 (gimplify.o): Depend on $(SPLAY_TREE_H).
7055 (omp-low.p): Likewise.
7057 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7059 * config/avr/predicates.md (even_register_operand,
7060 odd_register_operand): New predicates.
7061 * config/avr/avr.md (movw peephole2): New.
7062 (movw_r peephole2): New.
7064 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7066 * tree.h (get_signed_or_unsigned_type): New.
7067 * fold-const.c (operand_equal_for_comparison_p): Use
7068 get_signed_or_unsigned_type instead of
7069 lang_hooks.types.signed_or_unsigned_type.
7070 * expr.c (store_expr): Ditto.
7071 * langhooks.c (get_signed_or_unsigned_type): New.
7072 (lhd_signed_or_unsigned_type): New.
7073 * langhooks.h (lhd_signed_or_unsigned_type): New.
7074 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7076 2007-03-30 Richard Henderson <rth@redhat.com>
7078 * tree-ssa-loop-ivopts.c: Include target.h.
7079 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7080 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7081 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7082 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7084 2007-03-30 Richard Henderson <rth@redhat.com>
7085 Kai Tietz <kai.tietz@onevision.com>
7087 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7089 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7090 (TARGET_64BIT_MS_ABI): New.
7091 (DBX_REGISTER_NUMBER): Handle 64-bit.
7092 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7093 (LONG_TYPE_SIZE): Force to 32.
7094 (REG_PARM_STACK_SPACE): New.
7095 (OUTGOING_REG_PARM_STACK_SPACE): New.
7096 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7097 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7098 (STACK_BOUNDARY): Use 128 for 64-bit.
7099 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7100 Add 64-bit implementation.
7101 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7103 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7104 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7105 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7106 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7107 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7108 TARGET_64BIT_MS_ABI.
7109 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7110 (ix86_pass_by_reference): Likewise.
7111 (ix86_function_value_regno_p): Likewise.
7112 (ix86_build_builtin_va_list): Likewise.
7113 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7114 (function_arg_advance_ms_64): New.
7115 (function_arg_advance): Call it.
7116 (function_arg_ms_64): New.
7117 (function_arg): Call it.
7118 (function_value_ms_64): New.
7119 (ix86_function_value_1): Call it.
7120 (return_in_memory_ms_64): New.
7121 (ix86_return_in_memory): Call it.
7122 (setup_incoming_varargs_ms_64): New.
7123 (ix86_setup_incoming_varargs): Call it.
7124 (ix86_expand_prologue): Handle 64-bit stack probing.
7125 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7126 (output_pic_addr_const): Likewise.
7127 (x86_this_parameter): Likewise.
7128 (x86_output_mi_thunk): Likewise.
7129 (x86_function_profiler): Likewise.
7130 (TARGET_STRICT_ARGUMENT_NAMING): New.
7131 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7132 (TARGET_64BIT_MS_ABI): New.
7133 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7134 * config/i386/i386.md (allocate_stack_worker): Remove.
7135 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7136 describe the clobber of eax without a match_scratch.
7137 (allocate_stack_worker_postreload): Remove.
7138 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7139 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7140 (allocate_stack_worker_rex64_postreload): Remove.
7141 (allocate_stack): Handle 64-bit.
7142 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7143 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7144 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7145 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7146 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7147 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7148 * config.build (x86_64-*-mingw*): New host.
7149 * config.host (x86_64-*-mingw*): New host.
7150 * config.gcc (x86_64-*-mingw*): New target.
7151 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7153 2007-03-30 Richard Henderson <rth@redhat.com>
7154 Kai Tietz <kai.tietz@onevision.com>
7156 * c-pragma.c (struct def_pragma_macro_value): New.
7157 (struct def_pragma_macro): New.
7158 (pushed_macro_table): New.
7159 (dpm_hash, dpm_eq): New.
7160 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7161 (init_pragma): Install them.
7162 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7164 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7166 * config/avr/avr.c (avr_override_options): Clear
7167 'flag_delete_null_pointer_checks'.
7169 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7172 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7173 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7174 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7175 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7176 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7177 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7178 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7180 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7182 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7184 * regmove.c: Move all of pass_stack_adjustments from here...
7185 * combine-stack-adj.c: ...to this new file.
7186 * Makefile.in: Add rules for combine-stack-adj.o.
7188 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7190 PR tree-optimization/31383
7191 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7192 to have the same length.
7194 2007-03-30 Jan Hubicka <jh@suse.cz>
7197 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7198 availablility; add more sanity checking; ask varpool only about
7201 2007-03-29 Richard Henderson <rth@redhat.com>
7203 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7204 to decide, but __SIZEOF_LONG_LONG__.
7206 2007-03-29 Richard Henderson <rth@redhat.com>
7208 * emutls.c (struct __emutls_array): New.
7209 (emutls_destroy): Use it instead of casting element 0 from void*.
7210 (__emutls_get_address): Likewise.
7212 2007-03-29 Richard Henderson <rth@redhat.com>
7214 * varasm.c (initializer_constant_valid_p): Don't deny
7215 DECL_DLLIMPORT_P on functions.
7217 * config/i386/cygming.h: Remove function declarations.
7218 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7219 (ASM_OUTPUT_LABELREF): Remove.
7220 (COMMON_ASM_OP): Remove.
7221 (ASM_OUTPUT_COMMON): Remove.
7222 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7223 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7224 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7225 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7226 Rename from TARGET_ENCODE_SECTION_INFO.
7227 * config/i386/netware.h: Likewise.
7228 * config/i386/i386-protos.h: Update.
7229 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7230 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7231 (legitimate_constant_p): Reject dllimports.
7232 (dllimport_map, get_dllimport_decl): New.
7233 (legitimize_dllimport_symbol): New.
7234 (legitimize_address, ix86_expand_move): Use it.
7235 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7236 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7237 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7238 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7239 * config/i386/predicates.md (constant_call_address_operand): Only
7240 accept symbols; reject dllimport_p symbols.
7241 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7242 i386_pe_maybe_record_exported_symbol.
7243 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7244 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7245 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7246 trust the setting of DECL_DLLIMPORT_P.
7247 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7248 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7249 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7250 tidy the argument scanning loop.
7251 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7252 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7253 (i386_pe_strip_name_encoding): Remove.
7254 (i386_pe_binds_local_p): New.
7255 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7256 (i386_pe_output_labelref): Remove.
7257 (i386_pe_asm_output_aligned_decl_common): New.
7258 (i386_pe_maybe_record_exported_symbol): Rename from
7259 i386_pe_record_exported_symbol; check for dllexported symbols.
7261 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7263 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7264 add comment explaining why vsnprintf cannot be used.
7266 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7268 PR tree-optimization/30666
7269 * tree.c (build_complex_type): When creating type names for DWARF2
7270 debug info, create TYPE_DECLs for TYPE_NAME instead of
7272 (build_common_tree_nodes_2): Use build_complex_type when building
7273 predefined complex types, to preserve canonical types.
7275 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7277 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7278 (noce_get_alt_condition): Look at it to determine whether to
7279 reverse the condition or not.
7280 (noce_get_condition): Substitute the truth for lies.
7281 (noce_find_if_block): Set the then_else_reversed field.
7283 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7285 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7286 destination of this insn.
7287 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7288 than calling gen_rtx_SET directly. Use r0 to hold the value of
7289 'address + 4' rather than a stack based temporary which can be
7292 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7294 * config/s390/s390.c (s390_secondary_input_reload_class,
7295 s390_secondary_output_reload_class): Functions removed.
7296 (s390_secondary_reload): New function.
7297 (TARGET_SECONDARY_RELOAD): Target macro defined.
7298 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7299 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7300 * config/s390/s390.md ("reload_outti", "reload_outdi",
7301 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7302 "reload_out<mode>"): Expanders removed.
7303 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7304 "reload<mode>_nonoffmem_out"): Expanders added.
7306 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7308 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7309 SRC->DEST replacement failed anyway.
7311 2007-03-28 Mike Stump <mrs@apple.com>
7313 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7314 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7315 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7317 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7319 * config.gcc: Accept barcelona as a variant of amdfam10.
7320 * config/i386/i386.c (override_options): Likewise.
7321 * doc/invoke.texi: Likewise.
7323 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7325 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7326 offsets for BIT_FIELD_REF and COMPONENT_REF.
7328 2007-03-28 Richard Guenther <rguenther@suse.de>
7330 * tree.c (is_global_var): Move ...
7331 * tree-flow-inline.h (is_global_var): ... here.
7332 * tree.h (is_global_var): Remove declaration.
7334 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7338 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7339 * config/i386/i386.c (ix86_tune_features): Initialize new
7341 * config/i386/predicates.md (promotable_binary_operator): Use
7342 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7344 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7347 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7349 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7351 * config/fr30/fr30.md (movsi_internal): Change destination
7352 constraint from m to V and add m to the end.
7354 2007-03-28 Christian Bruel <christian.bruel@st.com>
7356 * config/sh/sh.md (movsi_i): Fix type attribute.
7358 2007-03-28 Christian Bruel <christian.bruel@st.com>
7360 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7361 (movsf_ie): Likewise.
7363 2007-03-28 Christian Bruel <christian.bruel@st.com>
7365 * config.gcc: Add sh4-300 to multilib.
7366 * config/sh/t-mlib-sh4-300: New file.
7368 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7370 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7371 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7373 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7374 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7375 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7376 "fixuns_trunctddi2"): Whitespace fix.
7378 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7380 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7381 the definition of struct sh_args.
7382 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7383 CALL_COOKIE_INT_REG_GET): Likewise.
7385 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7387 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7388 transformations are applied successfully.
7390 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7392 * tree.c (tree_contains_struct): Permit 512 tree codes.
7393 * tree.h (tree_contains_struct): Ditto.
7394 (MAX_TREE_CODES): Ditto.
7395 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7396 SPARE member to store remaining padding bits.
7398 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7400 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7403 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7405 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7406 * configure: Regenerate.
7408 * configure: Regenerate using the correct version of autoconf.
7410 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7412 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7414 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7415 regs to "__SP_L__" and "__SP_H__".
7417 2007-03-27 Richard Guenther <rguenther@suse.de>
7419 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7420 computations with it with a HOST_WIDE_INT variable.
7422 2007-03-26 Mike Stump <mrs@apple.com>
7424 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7425 objective-c-header, objective-c++-header and objc++-cpp-output
7427 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7429 2007-03-26 Richard Henderson <rth@redhat.com>
7432 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7433 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7434 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7435 IX86_BUILTIN_PSRLQ128): New.
7436 (ix86_init_mmx_sse_builtins): Add them.
7437 (ix86_expand_builtin): Expand them.
7438 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7439 operand 2 be TImode.
7440 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7441 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7442 _mm_srli_epi64): Mark __B const.
7443 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7444 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7445 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7446 new two-vector shift builtins.
7448 2007-03-26 Ian Lance Taylor <iant@google.com>
7450 PR tree-optimization/31345
7451 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7452 [+INF, +INF(OVF)] into VARYING.
7454 2007-03-26 Zack Weinberg <zackw@panix.com>
7456 * gengtype-parse.c: New file.
7457 * gengtype-yacc.y: Delete.
7458 * gengtype-lex.l: Don't include gengtype-yacc.h.
7459 Define YY_DECL and yyterminate appropriately for recursive
7460 descent parser. yylval is now a string out-parameter to yylex.
7461 (HWS, EOID): New shorthand.
7462 (IWORD): Add a couple more types.
7463 (yylex): Add a setup stanza. Remove the complex rules for
7464 detecting GTY'ed types and typedefs; replace with simple
7465 keyword detectors. Adjust everything for the changed
7466 definition of yylval. Ignore all pp-directives, not just #define.
7468 (parse_file): Rename yybegin; do not call yyparse.
7470 * gengtype.c (xasprintf): Export again.
7471 (this_file): New. Use everywhere __FILE__ was being used.
7472 (get_lang_bitmap): Special case types defined in gengtype.c.
7473 (do_typedef, new_structure): Suppress definition of certain types.
7474 (new_structure): Improve diagnostics of duplicate definitions.
7475 Make sure location_s is associated with input.h.
7476 (nreverse_pairs, define_location_structures): New functions.
7477 (main): Improve tagging of kludge types. Remove old kludges
7478 for input.h types; use define_location_structures.
7479 * gengtype.h: Update prototypes. Define token codes here.
7480 * Makefile.in: Remove all references to gengtype-yacc.
7481 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7483 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7484 add GTY((skip)) to the field that's only conditionally there.
7485 * doc/install.texi: Document that Bison is no longer required
7486 unless building treelang.
7488 * gengtype.c: Don't include gtyp-gen.h.
7489 (srcdir): Declare here.
7490 (base_files, lang_dir_names): Allocate dynamically.
7491 (gt_files, num_gt_files, num_lang_dirs): New globals.
7492 (measure_input_list, read_input_line, read_input_list)
7493 (set_lang_bitmap): New functions.
7494 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7495 simplify, relying on read_input_list to set up the bitmaps.
7496 (main): Arguments are no longer unused. Check for correct number
7497 of command line arguments, set srcdir and srcdir_len, then call
7498 read_input_list, before doing anything else. No need to worry
7499 about duplicates in main loop.
7500 * configure.ac: Simplify the calculation of all_gtfiles.
7501 Put language tags in there. Don't set or substitute
7502 all_gtfiles_files_langs or all_gtfiles_files_frags.
7503 * Makefile.in: Revamp the way gengtype is invoked, now that it
7504 takes a file on its command line with a much simpler format.
7505 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7506 (GTFILES): Remove duplicates and C source files.
7507 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7508 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7509 * configure: Regenerate.
7511 * gengtype.h: Remove all type definitions to gengtype.c; leave
7512 only definitions of options_p, type_p, and pair_p as opaque
7513 pointers. Update prototypes.
7514 * gengtype.c: Many type definitions moved here from gengtype.h.
7515 Consolidate type definitions at the top of the file.
7516 (xvasprintf): Delete.
7517 (xasprintf): Make static.
7518 (create_nested_pointer_option): Add 'next' parameter.
7519 (create_field_all, create_field_at): New functions.
7520 (create_field): Now a thin wrapper around create_field_all.
7521 (create_optional_field): Rename create_optional_field_ and add
7522 line argument. Original name is now a macro which supplies
7524 (oprintf): Use vsnprintf directly.
7525 (close_output_files): Use fatal rather than perror/exit.
7526 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7527 (main): Set progname. Don't use exit.
7528 * gengtype-yacc.y (struct_fields): Use create_field_at.
7529 (option, optionseqopt): Delete.
7530 (optionseq): Consolidate productions from option here so we
7531 can use the first argument to create_option.
7533 * gengtype-lex.l: Distinguish unions from structures in the
7534 token type. Don't call find_structure; return the tag as a string.
7535 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7536 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7537 Reorganize typedef_struct production accordingly.
7538 Use create_nested_ptr_option.
7539 * gengtype.c (create_nested_ptr_option): New function.
7540 * gengtype.h: Declare it.
7542 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7543 (string_type): Don't declare.
7544 (do_scalar_typedef): Declare.
7545 (create_scalar_type): Update prototype.
7546 * gengtype.c (string_type): Make static.
7547 (scalar_nonchar, scalar_char): New.
7548 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7549 (resolve_typedef): Use scalar_nonchar for error recovery.
7550 (create_scalar_type): Remove name_len field. Return scalar_char
7551 or scalar_nonchar as appropriate.
7552 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7554 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7556 (main): Initialize scalar_char and scalar_nonchar before calling
7558 * gengtype-lex.l: Adjust for removal of second argument to
7559 create_scalar_type. Use yylval.s instead of yylval.t when
7561 * gengtype-yacc.y: Type of SCALAR is string. Call
7562 create_scalar_type from type:SCALAR rule. Adjust for removal of
7563 second argument to create_scalar_type.
7565 * vec.h: Remove all #if IN_GENGTYPE blocks.
7566 Add comment saying that changes may require adjustments to gengtype.
7567 * gengtype.c: Don't include coretypes.h or tm.h.
7568 Add comment to inclusion of errors.h.
7569 (note_def_vec, note_def_vec_alloc): New functions.
7570 * gengtype.h: Declare new functions.
7571 * gengtype-lex.l: Don't include coretypes.h.
7572 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7574 (update_lineno): Remove unnecessary prototype.
7575 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7576 (VEC rule): Just return VEC_TOKEN.
7577 * gengtype-yacc.y (VEC_TOKEN): New token type.
7578 (type): Add a production for VEC(a,b).
7579 * Makefile.in: Update dependencies.
7581 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7582 typedefs that use the old PARAMS macro.
7584 * gengtype-lex.l: Remove all rules and states relating to yacc
7586 * gengtype-yacc.y: Similarly.
7587 * gengtype.c (note_yacc_type): Delete function.
7588 * gengtype.h: Update prototypes.
7590 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7592 * tree-pretty-print.c (dump_generic_node): Report precision of
7593 unnamed integer types.
7595 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7597 * ifcvt.c (noce_try_store_flag_constants): Don't check
7598 no_new_pseudos here.
7599 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7600 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7601 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7602 noce_try_sign_mask): Likewise.
7603 (if_convert): Check no_new_pseudos here.
7605 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7607 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7608 (noce_get_condition): Handle new then_else_reversed argument.
7609 (noce_init_if_info): Remove, fold into noce_find_if_block.
7610 (noce_process_if_block): Take a struct noce_if_info as the
7611 argument. Don't set up one based on ce_if_info. Update pointer
7612 references accordingly.
7613 (cond_move_process_if_block): Likewise.
7614 (process_if_block): Removed.
7615 (find_if_block): Removed. Move functionality two new functions,
7616 noce_find_if_block and cond_exec_find_if_block.
7617 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7618 blocks and the symmetric IF-ELSE-JOIN case.
7619 (cond_exec_find_if_block): Also new function mostly based on old
7620 find_if_block and process_if_block.
7621 (find_if_header): Replace find_if_block call with separately
7622 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7623 (find_cond_trap): Update noce_get_condition call.
7624 (dead_or_predicable): Likewise.
7626 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7628 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7630 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7631 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7632 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7633 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7634 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7635 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7636 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7637 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7638 __builtin_ia32_psrad128 builtins.
7640 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7642 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7643 * config/i386/constraints.md
7644 (define_constraint "I"): Use IN_RANGE macro.
7645 (define_constraint "J"): Ditto.
7646 (define_constraint "K"): Ditto.
7647 (define_constraint "M"): Ditto.
7648 (define_constraint "N"): Ditto.
7649 (define_constraint "O"): Ditto.
7650 * config/i386/predicates.md
7651 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7652 (define_predicate "const_0_to_3_operand"): Ditto.
7653 (define_predicate "const_0_to_7_operand"): Ditto.
7654 (define_predicate "const_0_to_15_operand"): Ditto.
7655 (define_predicate "const_0_to_63_operand"): Ditto.
7656 (define_predicate "const_0_to_255_operand"): Ditto.
7657 (define_predicate "const_1_to_31_operand"): Ditto.
7658 (define_predicate "const_2_to_3_operand"): Ditto.
7659 (define_predicate "const_4_to_7_operand"): Ditto.
7661 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7663 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7664 in SImode for save_world.
7665 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7668 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7670 PR tree-optimization/30784
7671 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7674 2007-03-25 Revital Eres <eres@il.ibm.com>
7676 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7677 Fold movement_possibility function into it.
7679 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7681 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7682 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7683 (call_indirect_nonlocal_darwin64): Same.
7684 (call_nonlocal_darwin64): Same.
7685 (call_value_indirect_nonlocal_darwin64): Same.
7686 (call_value_nonlocal_darwin64): Same.
7687 (sibcall_nonlocal_darwin64): Same.
7688 (sibcall_value_nonlocal_darwin64): Same.
7689 (sibcall_symbolic_64): Same.
7690 (sibcall_value_symbolic_64): Same.
7691 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7693 (rs6000_emit_load_toc_table): Same.
7694 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7695 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7701 (load_toc_v4_pic_si): Same
7702 (load_toc_v4_PIC_1): Same.
7703 (load_toc_v4_PIC_1b): Same.
7704 (call_indirect_aix{32,64}): Same.
7705 (call_value_indirect_aix{32,64}): Same.
7708 (call_local{32,64}): Same.
7709 (call_value_local{32,64}): Same.
7710 (call_indirect_nonlocal_aix{32,64}): Same.
7711 (call_nonlocal_aix{32,64}): Same.
7712 (call_value_indirect_nonlocal_aix{32,64}): Same.
7713 (call_value_nonlocal_aix{32,64}): Same.
7714 (call_indirect_nonlocal_sysv<mode>): Same.
7715 (call_nonlocal_sysv<mode>): Same.
7716 (call_value_indirect_nonlocal_sysv<mode>): Same.
7717 (call_value_nonlocal_sysv<mode>): Same.
7719 (sibcall_local{32,64}): Same.
7720 (sibcall_value_local{32,64}): Same.
7721 (sibcall_nonlocal_aix{32,64}): Same.
7722 (sibcall_value_nonlocal_aix{32,64}): Same.
7723 (sibcall_nonlocal_sysv<mode>): Same.
7724 (sibcall_value): Same.
7725 (sibcall_value_nonlocal_sysv<mode>): Same.
7727 2007-03-24 Paul Brook <paul@codesourcery.com>
7729 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7730 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7732 2007-03-24 Richard Henderson <rth@redhat.com>
7734 * config/ia64/constraints.md: New file.
7735 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7736 satisfies_constraint_?.
7737 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7738 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7739 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7740 ia64_output_mi_thunk): Likewise.
7741 (ia64_const_ok_for_letter_p): Remove.
7742 (ia64_const_double_ok_for_letter_p): Remove.
7743 (ia64_extra_constraint): Remove.
7744 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7745 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7746 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7747 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7748 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7749 EXTRA_MEMORY_CONSTRAINT): Remove.
7750 * config/ia64/ia64.md: Include constriants.md. Replace
7751 CONST_OK_FOR_? with satisfies_constraint_?.
7753 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7754 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7758 (name macros): Use DPD_BID_NAME to convert names properly.
7760 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7761 decimal floating point format.
7762 (init_floating_libfuncs): Change decimal functions so that they
7763 have a "bid_" prefix if the decimal system uses the BID format,
7764 and "dpd_" prefix if the decimal system uses the DPD format.
7765 (init_interclass_conv_libfuncs): Ditto.
7766 (init_intraclass_conv_libfuncs): Ditto.
7768 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7769 using the BID format.
7771 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7772 whether we are using the BID decimal format.
7773 * configure: Regenerate.
7775 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7776 the compiler has decimal floating point enabled. Define
7777 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7780 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7781 using the BID format.
7783 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7784 whether we are using the BID decimal format.
7785 * configure: Regenerate.
7787 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7788 the compiler has decimal floating point enabled. Define
7789 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7792 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7793 options, and that it is enabled for i386/x86_64 systems.
7795 * Makefile.in (enable_decimal_float): New.
7797 (DECNUMINC): Add -I$(DECNUMFMT).
7798 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7799 to $(DECNUMFMT) from $(DECNUM).
7801 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7802 Substitute enable_decimal_float.
7803 * configure: Regenerated.
7806 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7809 * configure.ac: Enable decimal float for x86_64-*-linux*.
7810 * configure: Regenerated.
7813 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7814 decimal128ClearSign to flip and clear the sign bit in decimal128.
7815 (decimal_real_maxval): Set decimal128SetSign to set the sign
7818 2007-03-23 Ian Lance Taylor <iant@google.com>
7820 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7822 2007-03-23 Ian Lance Taylor <iant@google.com>
7824 * tree-dump.c (dump_files): Correct comment.
7826 2007-03-23 Ian Lance Taylor <iant@google.com>
7828 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7830 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7832 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7833 in cfglayout mode. Don't go into and out of cfglayout mode.
7834 Link the blocks in the order of the constructed traces.
7835 (rest_of_handle_tracer): Adjust call to tracer.
7836 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7837 Don't go into cfglayout mode.
7838 (rtl_loop_done): Don't go out of cfglayout mode.
7839 * cfglayout.c (relink_block_chain): New function, split out from...
7840 (fixup_reorder_chain): ...here. Remove redundant checking.
7841 (cfg_layout_finalize): Don't clear the header, footer, and aux
7842 fields here, move the code to do so to relink_block_chain. Likewise
7843 for free_original_copy_tables.
7844 * rtl.h (tracer): Update prototype.
7845 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7846 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7847 mode. Use relink_block_chain to serialize the CFG according to the
7848 new basic block order. Move targetm.cannot_modify_jumps_p check from
7850 (gate_handle_reorder_blocks): ...to here.
7851 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7853 (gate_duplicate_computed_gotos): ...to here.
7854 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7855 something always changes when going into and out of cfglayout mode.
7856 Perform an expensive cfg cleanup while going into cfglayout mode.
7857 Always update liveness information on HAVE_conditional_execution
7858 targets. Reserialize the basic blocks and go out of cfglayout mode.
7859 * reg-stack.c: Include cfglayout.h.
7860 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7861 the call to reorder_basic_blocks.
7862 * basic-block.h (reorder_basic_blocks): Update prototype.
7863 (relink_block_chain): New prototype.
7864 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7866 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7868 * config/mips/mips.md (type, hazard, *movdi_32bit,
7869 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7870 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7871 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7872 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7873 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7875 (movcc): Change first xfer to multi.
7876 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7877 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7878 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7879 config/mips/generic.md: Change reservations using "xfer" to use
7881 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7882 using match_operand.
7883 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7884 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7886 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7888 2007-03-22 Richard Henderson <rth@redhat.com>
7890 * config/i386/i386.c: Remove unnecessary function declarations.
7891 Move targetm definition, and all related macros, to the end of
7892 the file. Resort some functions to put definitions before uses.
7893 (ix86_attribute_table): Make static. Move to end of file.
7894 (ix86_gimplify_va_arg): Make static.
7896 2007-03-22 Richard Henderson <rth@redhat.com>
7898 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7899 don't increase local_regparm with force_align_arg_pointer check.
7900 (ix86_function_sseregparm): Assert 32-bit.
7901 (type_has_variadic_args_p): New.
7902 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7903 type_has_variadic_args_p.
7904 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7905 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7906 use memset instead. Do maybe_vaarg check first; skip attribute
7907 tests if true; skip attribute tests for 64-bit.
7908 (construct_container): Remove TARGET_DEBUG_ARG.
7909 (function_arg_advance_32, function_arg_advance_64): Split out ...
7910 (function_arg_advance): ... from here.
7911 (function_arg_32, function_arg_64): Split out ...
7912 (function_arg): ... from here.
7913 (ix86_pass_by_reference): Tidy.
7914 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7915 (function_value_32): New, from parts of ix86_function_value
7916 and ix86_value_regno.
7917 (function_value_64): New, from parts of ix86_function_value
7918 and ix86_libcall_value.
7919 (ix86_function_value_1): New.
7920 (ix86_function_value, ix86_libcall_value): Use it.
7921 (return_in_memory_32, return_in_memory_64): Split out ...
7922 (ix86_return_in_memory): ... from here.
7923 (ix86_struct_value_rtx): Skip for 64-bit.
7924 (ix86_libcall_value, ix86_value_regno): Remove.
7925 (setup_incoming_varargs_64): Split out ...
7926 (ix86_setup_incoming_varargs): ... from here.
7927 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7928 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7929 * config/i386/i386-protos.h (ix86_function_value): Remove.
7930 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7932 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7935 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7936 infinities not supported, otherwise emit warning if -Woverflow. On
7937 underflow, emit warning if -Woverflow.
7938 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7940 * real.h (real_from_string): Update declaration
7942 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7943 Richard Henderson <rth@redhat.com>
7945 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7946 * calls.c (compute_argument_block_size, expand_call,
7947 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7948 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7949 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7950 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7951 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7952 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7953 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7954 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7957 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7959 * c-incpath.c (add_sysroot_to_chain): New.
7960 (merge_include_chains): Add sysroot argument. Call
7961 add_sysroot_to_chain if sysrooted.
7962 (register_include_chains): Update call to merge_include_chains.
7963 * doc/cppopts.texi: Document use of '=' in include directory
7966 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7968 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7969 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7970 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7971 insn pattern using X87MODEF12 mode macro.
7973 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7975 * regmove.c (regmove_optimize): Use reg_mentioned_p
7976 instead of reg_overlap_mentioned_p for DST.
7978 2007-03-21 Mike Stump <mrs@apple.com>
7980 * c.opt: Fixup for Objective-C/C++.
7982 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7984 * explow.c (convert_memory_address): Fold memory reference when
7985 POINTERS_EXTEND_UNSIGNED < 0
7987 2007-03-21 Richard Henderson <rth@redhat.com>
7990 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7991 * config/i386/mmintrin.h (__m64): Likewise.
7992 * config/i386/xmmintrin.h (__m128): Likewise.
7994 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7996 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7997 (VXWORKS_OS_CPP_BUILTINS): Define.
7998 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7999 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8001 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8003 * rtl.h (constant_pool_reference_p): Delete.
8004 (find_constant_src): Declare.
8005 * rtlanal.c (find_constant_src): New function.
8006 * simplify-rtx.c (constant_pool_reference_p): Delete.
8007 * config/i386/i386.md: Use find_constant_src instead of
8008 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8010 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8012 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8013 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8015 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8017 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8018 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8019 (arm_elf_asm_constructor): Use it.
8020 (arm_elf_asm_destructor): New function.
8022 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8024 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8026 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8028 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8030 2007-03-19 Andrew Haley <aph@redhat.com>
8032 PR tree-optimization/31264
8033 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8036 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8038 PR rtl-optimization/30907
8039 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8040 (fwprop_init): Always call loop_optimizer_initialize.
8041 (fwprop_done): Always call loop_optimizer_finalize.
8042 (fwprop): We always have loop info now.
8043 (gate_fwprop_addr): Remove.
8044 (pass_fwprop_addr): Use gate_fwprop as gate.
8046 PR rtl-optimization/30841
8047 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8048 df_chain_alloc): Call df_reorganize_refs unconditionally.
8049 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8050 refs_organized to refs_organized_size.
8051 (df_ref_create_structure): Use refs_organized_size instead of
8052 bitmap_size if refs had been organized, and keep refs_organized_size
8054 * df.h (struct df_ref_info): Change refs_organized to
8055 refs_organized_size.
8056 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8059 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8061 * except.c (output_function_exception_table): Do not reference the
8062 EH personality routine for functions that do not require an
8065 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8068 * c-typeck.c (convert_for_assignment): Call comptypes for
8069 RECORD_TYPE or UNION_TYPE.
8072 * reload1.c (reload): Do invalid ASM checking after
8073 cleanup_subreg_operands.
8075 2007-03-19 Jeff Law <law@redhat.com>
8077 * tree-cfg.c (find_taken_edge): Tighten conditions for
8078 optimizing computed gotos.
8080 2007-03-19 Michael Matz <matz@suse.de>
8082 * builtins.c (expand_builtin_sync_operation,
8083 expand_builtin_compare_and_swap,
8084 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8087 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8088 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8091 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8093 * doc/tm.texi: Add brackets around the return type of
8094 TARGET_SECONDARY_RELOAD.
8096 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8097 Richard Guenther <rguenther@suse.de>
8099 PR tree-optimization/31254
8100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8101 Use handled_component_p () where appropriate. Continue
8102 propagating into the rhs if we propagated into an INDIRECT_REF
8105 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8107 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8108 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8109 (xde, xdee): Mode attributes adjusted to support DFP modes.
8110 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8111 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8112 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8113 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8114 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8115 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8116 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8118 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8119 "movsf"): Insn definitions removed.
8120 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8121 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8122 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8124 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8125 "reload_in<mode>", "reload_out<mode>"): Expander added.
8126 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8129 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8131 * config/s390/s390.md: Only non-functional changes. Renamed
8132 FPR mode macro to BFP all over the file.
8134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8136 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8137 (op_type attribute): RRF instruction type added.
8138 (fT0): New mode attribute.
8139 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8140 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8141 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8142 no secondary memory is needed when moving DFmode values between GPRs
8145 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8147 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8148 inverted and documentation adjusted.
8149 ("mhard-dfp", "msoft-dfp"): New options.
8150 * config/s390/s390.c (s390_handle_arch_option): New architecture
8152 (override_options): Sanity checks for the new options added.
8153 * config.gcc: New architecture switch: z9-ec.
8154 * config/s390/s390.h (processor_flags): PF_DFP added.
8155 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8156 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8157 when the bit is NOT set so remove it from the defaults.
8159 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8161 * genemit.c (main): Print include statement for dfp.h.
8162 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8165 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8167 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8169 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8172 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8175 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8177 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8178 attr_length_call, output_call, output_indirect_call): Cleanup
8179 formatting of targetm calls.
8181 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8183 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8185 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8187 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8188 reservation, bypass and anti-bypass descriptions for these instructions.
8189 Update move patterns.
8190 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8193 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8195 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8196 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8197 (get_initial_def_for_reduction): Likewise.
8199 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8201 Fix PR tree-optimization/29922
8202 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8203 (get_representative): Removed.
8204 (value_dies_in_block_x): Update for rvuse removal.
8205 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8206 (compute_antic_aux): Handle when PHI nodes appear in
8207 non-single-successors.
8208 (dump_bitmap_of_names): Removed.
8209 (compute_antic_safe): Renamed and removed rvuse calculation.
8210 Calculate only antic safe.
8211 (insert_into_preds_of_block): Remove assert.
8212 (execute_pre): Update for renamed functions.
8213 (defer_or_phi_translate_block): New function.
8215 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8217 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8218 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8220 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8221 Follow spelling conventions.
8223 * tree-data-ref.h: Remove the prototype for analyze_array.
8225 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8227 PR tree-optimization/31041
8228 * tree-vect-transform.c (get_initial_def_for_induction): Call
8229 force_gimple_operand.
8231 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8233 * ipa-type-escape.c (look_for_casts) : Revert code to use
8234 handled_component_p due to ada test a-numaux.adb.
8236 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8238 * final.c (final_scan_insn): Alter the condition of a
8239 conditional trap if we have nonstandard CC.
8241 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8243 * configure.ac: Remove excess quoting from asm line 0 test.
8244 * configure: Rebuilt.
8246 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8248 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8249 * c-common.c (convert_and_check): Move warning logic to...
8250 (warnings_for_convert_and_check): ...here. Define.
8251 * c-common.h (warnings_for_convert_and_check): Declare.
8253 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8255 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8256 (output_call): Likewise.
8258 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8260 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8262 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8264 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8266 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8268 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8269 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8271 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8273 PR tree-optimization/31183
8274 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8275 Use double_int instead of unsigned int for representing access_strides.
8276 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8278 2007-03-16 Richard Guenther <rguenther@suse.de>
8280 PR tree-optimization/31146
8281 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8282 to allow recursion of forward_propagate_addr_expr.
8283 (forward_propagate_addr_into_variable_array_index): Likewise.
8284 (forward_propagate_addr_expr): Likewise.
8285 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8286 (forward_propagate_addr_expr_1): Recurse on simple copies
8287 instead of propagating into them. Do so for useless conversions
8289 (forward_propagate_addr_expr): Clean up unused statements after
8292 2007-03-16 Richard Guenther <rguenther@suse.de>
8294 * builtins.c (expand_builtin_cexpi): Use the right argument
8295 for the expansion via cexp.
8297 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8299 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8300 * configure: Rebuilt.
8302 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8305 * dwarf2out.c (force_type_die): Adjust comment.
8306 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8308 2007-03-15 DJ Delorie <dj@redhat.com>
8310 * config/frv/predicates.md (minmax_operator): Don't check operands
8313 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8315 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8316 Update constant estimates of number of iterations.
8317 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8318 argument renamed to "realistic".
8319 (compute_estimated_nb_iterations): Removed.
8320 (record_niter_bound): New function.
8321 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8322 call record_nonwrapping_iv with upper = false.
8323 (infer_loop_bounds_from_signedness): Pass upper argument to
8324 record_nonwrapping_iv.
8325 (estimate_numbers_of_iterations_loop): Do not call
8326 compute_estimated_nb_iterations. Record estimate based on profile
8327 information. Initialize the constant estimates of number of
8329 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8331 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8332 number of iterations is too small.
8333 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8334 (EST_NOT_AVAILABLE): Removed.
8335 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8336 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8339 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8341 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8342 Handle NE_EXPR guards.
8344 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8347 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8348 Set also -pedantic-errors by default for the preprocessor unless
8349 -fpermissive is given.
8351 2007-03-15 Richard Guenther <rguenther@suse.de>
8355 * builtins.c (expand_builtin_cexpi): As a fallback if we
8356 don't have builtins for sincos or cexp create a function
8357 declaration for cexp and expand to a call to that.
8358 (expand_builtin_int_roundingfn): Always fall
8359 back to floor/ceil and its variants even if they may be
8362 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8365 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8366 jump tables, move the call to delete_dead_jumptables from here...
8367 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8368 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8369 don't allow merging of blocks that try_redirect_by_replacing_jump
8370 also does not handle when not optimizing.
8372 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8373 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8375 * config/i386/i386.md (x86_sahf_1): Correctly handle
8378 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8381 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8382 x86_64_general_operand as operand[2] predicate. Remove "iF"
8383 from operand constraints and use "e" constraint instead.
8384 (*subti3_1, *subti3_1 splitter): Ditto.
8385 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8386 operand[1] predicate.
8388 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8390 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8391 arrays, multiply the access strides by the size of the sub-array.
8392 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8394 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8396 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8397 the configured assembler supports the sahf mnemonic.
8398 * configure: Regenerate.
8399 * config.in: Regenerate.
8401 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8402 emit "sahf" or ".byte\t0x9e" as asm template.
8404 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8407 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8408 option to replace hard coded TARGET_xxx in md file.
8409 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8410 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8411 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8412 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8413 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8414 (X86_TUNE_NOT_VECTORMODE): Ditto.
8415 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8416 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8417 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8418 (TUNE_SLOW_IMUL_IMM8): Ditto.
8419 (TUNE_MOVE_M1_VIA_OR): Ditto.
8420 (TUNE_NOT_UNPAIRABLE): Ditto.
8421 (TUNE_NOT_VECTORMODE): Ditto.
8423 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8426 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8427 tuning options instead of hard coded TARGET_xxx.
8428 (fix ssemode peephole2's): Ditto.
8429 (imul peephole2's): Ditto.
8431 (movdi_or_rex64): Ditto.
8432 (move peephole2): Ditto.
8433 (not peephole2's): Ditto.
8435 2007-03-14 Dirk Mueller <dmueller@suse.de>
8437 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8438 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8439 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8441 * c-parser.c (c_parser_do_statement): Warn about empty body in
8443 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8444 * doc/invoke.texi (-Wempty-body): Update documentation.
8446 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8449 * c-common.h (warn_for_div_by_zero): Declare.
8450 * c-common.c (warn_for_div_by_zero): Define.
8451 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8454 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8456 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8457 to PREFIX and STANDARD_PREFIX.
8459 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8460 Phil Edwards <phil@codesourcery.com>
8462 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8463 (__gthread_once_t): Remove busy field for RTPs.
8464 (__GTHREAD_ONCE_INIT): Update accordingly.
8466 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8468 * doc/invoke.texi: Document VxWorks options.
8470 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8472 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8474 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8476 PR tree-optimization/30590
8477 * tree-nrv.c (tree_nrv): Check for the partial update of the
8480 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8482 * flags.h (flag_random_seed): Remove declaration, in favor of...
8483 * toplev.h (get_random_seed, set_random_seed): ... these.
8484 * tree.c (get_file_function_name): Use the former.
8485 * opts.c (common_handle_option): Use the latter.
8488 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8491 * cse.c (cse_find_path): Do not bail out if a basic block that
8492 we already visited now becomes part of a path that starts at a
8493 different basic block. Just disallow this, to make sure we
8494 visit each basic block at most once.
8496 2007-03-13 Jan Hubicka <jh@suse.cz>
8498 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8499 when profile esitmate is present, calls with very low frequency are
8502 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8504 PR tree-optimization/30730
8505 PR tree-optimization/26900
8506 * tree-ssa-loop-niter.c: Include gmp.h.
8508 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8509 split_to_var_and_offset, determine_value_range,
8510 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8511 bound_difference, bounds_add, bounds_negate,
8512 number_of_iterations_ne_max, dump_affine_iv): New functions.
8513 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8514 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8515 difference of initial and final value of control iv to validate
8517 (number_of_iterations_cond): Add loop parameter. Determine bounds
8518 on the difference of the extremes of the control iv. Add dumps.
8519 (expand_simple_operations): Handle phi nodes.
8520 (simplify_using_initial_conditions): Do not record used conditions.
8521 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8522 Do not set additional_info.
8523 (implies_nonnegative_p, implies_ge_p): Removed.
8524 (derive_constant_upper_bound): Do not use parameter `additional'.
8525 (record_estimate): Parameter `additional' removed. Parameter
8526 `i_bound' added. Do not call derive_constant_upper_bound.
8527 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8528 bound the number of iterations estimate.
8529 (estimate_numbers_of_iterations_loop): Pass the estimate from
8530 the number of iterations analysis to record_estimate.
8531 * tree.h (multiple_of_p): Declare.
8532 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8533 (scev_const_prop): Do not check expression_expensive_p.
8534 * fold-const.c (multiple_of_p): Exported.
8535 * double-int.c (double_int_mask): Exported.
8536 * double-int.h (double_int_mask): Declare.
8537 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8538 field. Added max field.
8540 2007-03-13 David Taylor <taylor@candd.org>
8543 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8546 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8549 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8550 two unamed patterns.
8552 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8554 * config/i386/i386.opt (mcx16, msahf): New options.
8555 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8556 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8558 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8559 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8560 Output -mcx16 and -msahf options when corresponding bit is set.
8562 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8565 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8567 * configure.ac: Test for assembler tolerance to # 0 "".
8568 * configure, config.in: Rebuilt.
8569 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8571 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8573 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8575 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8576 (handle_syscall): Handle direct system calls.
8577 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8579 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8581 * doc/invoke.texi: Fix cpp.info cross-reference.
8582 * doc/passes.texi: Fix gcc.info cross-reference.
8584 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8586 PR tree-optimization/30835
8587 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8588 bb_for_stmt is not NULL before accessing it.
8590 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8592 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8595 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8598 * doc/install.texi: Document --enable-stage1-languages
8600 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8602 * tree-pass.h (pass_into_cfg_layout_mode,
8603 pass_outof_cfg_layout_mode): Declare.
8604 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8605 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8606 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8607 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8609 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8611 * c-decl.c (warn_variable_length_array): New function.
8612 Refactored from grokdeclarator to handle warn_vla
8613 and handle unnamed array case.
8614 (grokdeclarator): Refactored VLA warning case.
8615 * c.opt (Wvla): New flag.
8616 * doc/invoke.texi (Wvla): New warning.
8618 2007-03-12 Richard Henderson <rth@redhat.com>
8620 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8621 (TARGET_SECTION_TYPE_FLAGS): New.
8623 2007-03-12 Richard Henderson <rth@redhat.com>
8625 * config/darwin.c (machopic_reloc_rw_mask): New.
8626 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8627 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8629 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8631 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8632 * cppdefault.h (cpp_PREFIX): Document.
8633 (cpp_PREFIX_len): Likewise.
8634 (cpp_EXEC_PREFIX): New variable.
8635 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8636 * c-incpath.c (add_standard_paths): Correct logic for relocating
8637 paths within prefix.
8639 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8641 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8642 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8644 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8645 fix_truncdfdi_sse using SSEMODEF mode macro.
8646 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8647 fix_truncdfsi_sse using SSEMODEF mode macro.
8648 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8649 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8651 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8653 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8656 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8658 * tree.h : Add multiple_of_p declaration.
8659 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8660 * ipa-type-escape.c (results_of_malloc): Redundant.
8661 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8662 (cast_type): Extended with new members.
8663 (check_cast): Returns cast_type.
8664 (cast): New structure for data of walk_use_def_chains.
8665 (is_malloc_result, is_cast_from_non_pointer_1,
8666 is_cast_from_non_pointer,
8667 is_array_access_through_pointer_and_index): New functions.
8668 (look_for_casts): Returns cast types.
8669 (check_call): Returns void.
8670 (okay_pointer_operation): Use support of pointer plus index,
8671 pointer plus constant and allow all multiplications.
8673 2007-03-11 Richard Guenther <rguenther@suse.de>
8675 PR tree-optimization/31115
8676 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8677 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8678 A shift count of zero is not special as with *_DIV_EXPR.
8679 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8682 2007-03-11 Ian Lance Taylor <iant@google.com>
8684 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8685 the *_DIV_EXPR codes correctly with overflow infinities.
8687 2007-03-11 Ira Rosen <irar@il.ibm.com>
8689 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8690 indicate success/failure of the analysis. Add negation to subtrahend
8691 in case of subtraction. Fail if both operands contain constants.
8692 (create_data_ref): Fail if analyze_offset fails.
8694 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8696 * config/i386/i386.md (frndintxf2): Rename to ...
8697 (rintxf2): ... this. Remove expander having same name.
8698 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8699 (roundsf2, rounddf2): Ditto.
8700 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8701 (lround<mode>di2, lround<mode>si2): Ditto.
8703 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8705 * lower-subreg.c: Include except.h.
8706 (decompose_multiword_subregs): Verify that the only control flow
8707 insns we can split are loads to multi-words pseudos.
8708 Handle breaking such blocks after splitting, instead of calling
8709 find_many_sub_basic_blocks.
8711 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8712 on the new basic block. Add a lengthy comment explaining why we
8713 thought this was necessary.
8714 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8716 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8719 * tree.c (walk_type_fields): Recurse into the element type of
8720 ARRAY_TYPEs if there is a pointer set.
8722 2007-03-10 Dirk Mueller <dmueller@suse.de>
8724 * c-common.c (warn_logical_operator): Fix condition.
8726 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8728 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8730 * config/darwin.c (machopic_select_section): Remove superfluous
8731 argument in call to categorize_decl_for_section. Remove unused
8734 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8736 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8738 * configure: Regenerate.
8740 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8744 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8745 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8746 Add LABEL_NUSES to emitted label.
8747 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8748 branch probability value to emitted jump insn.
8749 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8750 Do not check life information and do not re-arrange input operands
8751 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8753 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8755 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8756 the change of decode_asm_operands.
8758 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8760 * mode-switching.c (create_pre_exit): Skip blockage insn.
8762 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8764 * tree-pass.h (TODO_update_smt_usage): Remove.
8766 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8770 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8772 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8773 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8774 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8777 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8779 * gcc.c: Document %{, in big comment at top.
8780 (input_suffix_matches): Remove special handling for .s and
8782 (input_spec_matches): New.
8783 (handle_braces): Handle %{,.
8784 (validate_switches): ',' indicates a value which is not a switch.
8785 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8786 to detect assembler input.
8787 * config/i386/sol2.h (CPP_SPEC): Likewise.
8788 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8789 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8790 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8791 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8792 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8793 -m64 causes deployment target to default to 10.5.
8794 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8796 2007-03-09 Richard Henderson <rth@redhat.com>
8799 * target.h (targetm.asm.out.reloc_rw_mask): New.
8800 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8801 (TARGET_ASM_OUT): Use it.
8802 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8803 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8804 use the new reloc_rw_mask target hook instead.
8805 (default_section_type_flags_1): Merge into...
8806 (default_section_type_flags): ... here.
8807 (decl_readonly_section_1): Merge into...
8808 (decl_readonly_section): ... here.
8809 (default_elf_select_section_1): Merge into...
8810 (default_elf_select_section): ... here.
8811 (default_unique_section_1): Merge into...
8812 (default_unique_section): ... here.
8813 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8814 (default_select_rtx_section): Use it.
8815 (default_elf_select_rtx_section): Likewise.
8816 * output.h: Update to match.
8817 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8818 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8819 (TARGET_ASM_RELOC_RW_MASK): New.
8820 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8821 to categorize_decl_for_section.
8822 (x86_64_elf_unique_section): Likewise.
8823 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8824 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8825 (TARGET_ASM_RELOC_RW_MASK): New.
8826 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8827 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8828 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8829 (TARGET_RWRELOC): Remove.
8830 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8831 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8832 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8833 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8834 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8835 (rs6000_xcoff_select_section): Use decl_readonly_section.
8836 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8837 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8838 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8839 (TARGET_SECTION_TYPE_FLAGS): Remove.
8840 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8842 2007-03-09 Roger Sayle <roger@eyesopen.com>
8844 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8845 complex constant equality/inequality comparisons for here.
8846 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8847 known at compile-time or can be simplified to a scalar comparison.
8848 (fold_relational_const): Move compile-time evaluation of complex
8849 constant equality/inequality comparisons to here.
8851 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8853 PR rtl-optimization/30643
8854 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8856 (fold_rtx): Recurse, like before 2006-11-03.
8858 2007-03-09 DJ Delorie <dj@redhat.com>
8860 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8863 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8865 PR tree-optimization/30375
8866 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8867 LHS of statements is not the same.
8868 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8870 2007-03-09 Chao-ying Fu <fu@mips.com>
8872 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8874 * doc/invoke.texi (-mdspr2): Document new option.
8875 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8876 New unspec for DSP REV 2.
8877 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8878 these instructions are extended in DSP REV 2.
8879 (mips-dspr2.md): Include.
8880 * config/mips/mips.opt (mdspr2): New option.
8881 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8882 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8883 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8884 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8885 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8886 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8887 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8889 (bdesc_map): Add one field of unsupported_target_flags.
8890 (bdesc_arrays): Update entries to have extra fields. Add
8892 (mips_init_builtins): Initialize new function types.
8893 Check unsupported_target_fileds to filter out builtins.
8894 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8896 (ASM_SPEC): Pass mdspr2 to the assembler.
8897 * config/mips/mips-dspr2.md: New file.
8899 2007-03-09 Sa Liu <saliu@de.ibm.com>
8901 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8903 2007-03-09 Ian Lance Taylor <iant@google.com>
8905 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8906 argument) like -Wstrict-overflow=2.
8907 * doc/invoke.texi (Warning Options): Update documentation.
8909 2007-03-09 Dirk Mueller <dmueller@suse.de>
8912 * doc/invoke.texi (-Wlogical-op): Document.
8913 * common.opt (-Wlogical-op): New.
8914 * c-common.h (warn_logical_operator): Declare.
8915 * c-common.c (warn_logical_operator): Define.
8916 * c-typeck.c (parser_build_binary_op): Call
8917 warn_logical_operator.
8919 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8921 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8922 * final.c (final_scan_insn): Test for non-"" file name.
8924 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8926 * doc/loop.texi: Document the Omega linear constraints solver.
8927 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8928 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8929 omega-hash-table-size, omega-max-keys, and
8930 omega-eliminate-redundant-constraints.
8931 * tree-pass.h (pass_check_data_deps): Declared.
8934 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8935 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8936 pass_check_data_deps): New.
8937 * tree-data-ref.c (init_data_ref): Remove declaration.
8938 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8939 (analyze_array): Renamed init_array_ref, move up initializations.
8940 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8941 Removed arguments that are set to NULL.
8942 (analyze_indirect_ref): Correct indentation, correct call to
8944 (object_analysis): Call init_array_ref instead of analyze_array.
8945 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8946 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8947 of DR_ACCESS_FNS_ADDR.
8948 (init_omega_eq_with_af, omega_extract_distance_vectors,
8949 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8950 ddr_consistent_p): New.
8951 (compute_affine_dependence): Check consistency of ddrs when
8952 flag_check_data_deps is passed.
8953 (analyze_all_data_dependences): Uncomment.
8954 (tree_check_data_deps): New.
8955 * tree-data-ref.h: Include omega.h.
8956 (DR_ACCESS_FNS_ADDR): Removed.
8957 (data_dependence_relation): Add inner_loop.
8958 (DDR_INNER_LOOP): New.
8959 * common.opt (fcheck-data-deps): New.
8960 * tree-flow.h (tree_check_data_deps): Declare.
8961 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8962 (OBJS-common): Depend on omega.o.
8964 * passes.c (pass_check_data_deps): Scheduled.
8965 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8966 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8967 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8968 PARAM_VECT_MAX_VERSION_CHECKS,
8969 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8971 2007-03-09 Richard Guenther <rguenther@suse.de>
8973 PR tree-optimization/30904
8975 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8976 the same way as *_DIV_EXPR.
8978 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8980 * recog.c (decode_asm_operands): No mixed declarations and code.
8982 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8984 * rtl.def (ASM_INPUT): Add location.
8985 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8986 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8987 (decode_asm_operands): Add loc operand.
8988 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8989 * stmt.c (expand_asm): Rename to...
8990 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8991 gen_rtx_ASM_INPUT_loc.
8992 (expand_asm_expr): Adjust.
8993 * recog.c (decode_asm_operands): Add loc operand.
8994 (check_asm_operands, extract_insn): Adjust.
8995 * reload1.c (maybe_fix_stack_asms): Likewise.
8996 * final.c (asm_insn_count): Likewise.
8997 (final_scan_insn): Output # line before and after asm.
8999 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9001 * tree-ssa-structalias.c (variable_info): Remove
9003 (new_var_info): Ditto.
9004 (shared_bitmap_info_t): New structure.
9005 (shared_bitmap_table): New variable.
9006 (shared_bitmap_hash): New function.
9007 (shared_bitmap_eq): Ditto
9008 (shared_bitmap_lookup): Ditto.
9009 (shared_bitmap_add): Ditto.
9010 (merge_smts_into): Change to take bitmap directly.
9011 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9012 (init_alias_vars): Init shared bitmap hashtable.
9013 (delete_points_to_sets): Delete shared bitmap hashtable.
9014 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9015 is_aliased removal as a change that was still necessary was
9018 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9020 * config/i386/i386.h (override_options): Conditionally disable
9021 x86_sahf for 64bit targets only.
9023 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9026 * c-decl.c (merge_decls): Don't call make_var_volatile.
9027 * varasm.c (make_var_volatile): Remove.
9028 * output.h (make_var_volatile): Remove.
9030 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9032 PR tree-optimization/31085
9033 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9035 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9037 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9038 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9039 ATTR_CONST_NOTHROW_LIST.
9041 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9044 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9046 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9048 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9051 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9053 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9054 passed, use shared libgcc.
9056 2007-03-08 Roger Sayle <roger@eyesopen.com>
9058 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9059 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9060 (honor_protect_cleanup_actions, lower_try_finally_switch):
9062 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9063 ifc_temp_var): Likewise.
9064 * tree-inline.c (setup_one_parameter): Likewise.
9065 * tree-mudflap.c (mf_decl_cache_locals,
9066 mf_build_check_statement_for): Likewise.
9067 * tree-nested.c (init_tmp_var, save_tmp_var,
9068 finalize_nesting_tree_1): Likewise.
9069 * tree-outof-ssa.c (insert_copy_on_edge,
9070 insert_backedge_copies): Likewise.
9071 * tree-profile.c (tree_gen_edge_profiler,
9072 tree_gen_ic_profiler): Likewise.
9073 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9074 * tree-sra.c (sra_build_assignment): Likewise.
9075 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9076 * tree-ssa-math-opts.c (insert_reciprocals,
9077 execute_cse_sincos_1): Likewise.
9078 * tree-tailcall.c (adjust_accumulator_values,
9079 adjust_return_value): Likewise.
9080 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9081 * tree-vect-transform.c (vect_create_data_ref_ptr,
9082 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9083 vect_create_epilog_for_reduction, vectorizable_reduction,
9084 vectorizable_call, vectorizable_conversion,
9085 vectorizable_assignment, vectorizable_operation,
9086 vectorizable_type_demotion, vect_gen_widened_results_half,
9087 vect_permute_store_chain, vectorizable_store,
9088 vect_setup_realignment, vect_permute_load_chain,
9089 vectorizable_load, vectorizable_condition,
9090 vect_create_cond_for_align_checks): Likewise.
9091 * tree-vrp.c (build_assert_expr_for): Likewise.
9093 2007-03-08 Ian Lance Taylor <iant@google.com>
9095 * tree-vrp.c: Include "intl.h".
9096 (usable_range_p): New static function.
9097 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9098 overflowed values, juts set *strict_overflow_p.
9099 (compare_values): Only return -2 if one of the operands is not a
9101 (compare_ranges): Call usable_range_p.
9102 (compare_range_with_value): Likewise.
9103 (vrp_evaluate_conditional_warnv): Rename from
9104 vrp_evaluate_conditional. Make static. Change all callers.
9105 (vrp_evaluate_conditional): New function.
9106 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9108 (simplify_abs_using_ranges): Likewise.
9109 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9110 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9111 within_stmt parameter.
9112 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9113 vrp_evaluate_conditional.
9114 * tree-ssa-threadedge.c
9115 (record_temporary_equivalences_from_stmts_at_dest): Change
9116 simplify parameter to take a second tree parameter.
9117 (simplify_control_stmt_condition): Likewise.
9118 (thread_across_edge): Likewise.
9119 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9120 (thread_across_edge): Likewise.
9121 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9123 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9125 * config/i386/i386.h (TARGET_SAHF): New define.
9126 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9127 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9128 (x86_sahf): New global variable.
9129 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9130 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9131 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9132 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9134 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9135 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9136 when expanding fcomi/sahf based tests.
9137 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9138 expanding sahf based alternative. Emit sahf based sequence when
9139 optimizing for code size.
9140 * config/i386/i386.md (x86_sahf_1): Do not disable for
9141 TARGET_64BIT, enable for TARGET_SAHF.
9143 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9145 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9146 spurious whitespace from error message.
9148 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9151 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9153 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9155 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9157 * tree-sra.c (instantiate_element): Propagate disabled warnings
9158 from the element itself to the created variable.
9160 2007-03-07 Richard Henderson <rth@redhat.com>
9163 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9164 silently fix up the stack in the case of a missing register.
9166 2007-03-07 Paul Brook <paul@codesourcery.com>
9168 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9170 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9172 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9174 (phase1_vrs): Use them.
9175 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9176 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9177 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9178 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9179 __gnu_Unwind_Restore_WMMXC if required.
9180 (_Unwind_VRS_Pop): Implement iWMMXt support.
9181 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9182 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9183 gnu_Unwind_Save_WMMXC): Define.
9185 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9187 * config/vxworks.h (vxworks_override_options): Declare.
9188 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9189 * config/vxworks.c: Include target.h and toplev.h.
9190 (vxworks_override_options): New function.
9191 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9193 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9195 * config/s390/s390.c (override_options): Don't emit an error when
9196 -mstack-size is used without providing -mstack-guard.
9197 (s390_emit_prologue): Choose stack_guard value automatically if not
9198 provided via command line.
9199 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9201 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9203 * config/i386/i386.c (output_set_got): Add a GOT initialization
9204 sequence for VxWorks PIC.
9205 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9206 around labels as well as symbols. Use gotoff_operand instead
9207 of local_symbolic_operand.
9208 (legitimize_pic_address): Use gotoff_operand instead of
9209 local_symbolic_operand. Use @GOT accesses for labels as
9211 (ix86_output_addr_diff_elt): Use PC-relative rather than
9212 GP-relative offsets for VxWorks PIC.
9213 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9214 no_new_pseudos. Check whether the returned register is op0.
9215 * config/i386/i386.md (tablejump): Use PC-relative rather than
9216 GP-relative offsets for VxWorks PIC.
9217 * config/i386/predicates.md (gotoff_operand): New predicate.
9219 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9221 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9223 * config/vxworks-dummy.h: New file.
9224 * config/i386/i386.h: Include it.
9226 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9228 * dwarf2out.c (is_inlined_entry_point): New
9229 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9230 DW_AT_ranges if the first subblock is the entry point.
9232 2007-03-06 David Daney <ddaney@avtrex.com>
9234 * doc/install.texi (mips-*-*): Change recommended binutils
9237 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9239 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9240 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9242 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9243 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9245 2007-03-06 Jan Hubicka <jh@suse.cz>
9247 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9248 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9250 (probably_cold_bb_p): Cold functions are cold.
9251 (probably_never_executed_bb_p): Cold functions are cold.
9252 (tree_bb_level_predictions): Predict calls to cold functions as not
9254 (compute_function_frequency): Check hot/cold attributes.
9255 * function.h (function_frequency): Update comments.
9256 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9257 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9258 (c_common_att): Add cold and hot.
9260 * doc/extend.texi (hot,cold attributes): Document.
9262 2007-03-06 Andrew Haley <aph@redhat.com>
9264 * function.c (expand_function_end): Move blockage to just after we
9265 emit the label for the naked return from the function.
9267 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9269 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9272 2007-03-06 Jan Hubicka <jh@suse.cz>
9274 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9275 loaded for constant large models. Non-large 64bit PIC can do.
9276 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9277 * cmodel.h: Add LARGE PIC.
9278 * i386.md (UNSPEC_PLTOFF): New.
9279 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9281 (*call_1_rex64): Disable for large models.
9282 (*call_1_rex64_large): New.
9283 (*call_value_1_rex64): Disable for large models.
9284 (*call_value_1_rex64_large): New.
9285 (set_rip_rex4): New.
9286 (set_got_offset_rex64): New.
9287 * predicates.md (constant_call_address_operand): For large model
9288 constant calls are not possible.
9289 * i386-protos.h (construct_plt_address): Declare.
9290 * i386.c (override_options): Accept large models.
9291 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9292 (legitimate_constant_p): Add new UNSPECs.
9293 (legitimate_pic_operand_p): Likewise.
9294 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9295 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9297 (output_pic_addr_const): Add PLTOFF.
9298 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9299 (ix86_expand_move): Legitimize pic address when in PIC mode.
9300 (construct_plt_address): New function.
9301 (ix86_expand_call): Offload the address to register and use GOT pointer
9303 * invoke.texi (mcmodel=large): Update documentation.
9305 2007-03-06 Richard Henderson <rth@redhat.com>
9307 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9308 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9309 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9310 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9311 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9312 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9313 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9314 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9315 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9316 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9317 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9318 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9319 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9320 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9321 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9322 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9323 x86_schedule, x86_use_bt, x86_pad_returns,
9324 x86_use_xchgb): Merge into ...
9325 (ix86_tune_features): ... here. New array.
9326 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9327 x86_bswap): Merge into ...
9328 (ix86_arch_features): ... here. New array.
9329 (x86_3dnow_a): Remove.
9330 (x86_accumulate_outgoing_args): Make static.
9331 (x86_arch_always_fancy_math_387): Make static.
9332 (ix86_tune_mask, ix86_arch_mask): Move ...
9333 (override_options): ... to local variables here. Apply the
9334 appropriate mask to each element of ix86_arch_features and
9335 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9336 as were done in the old macros.
9337 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9338 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9339 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9340 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9341 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9342 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9343 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9344 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9345 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9346 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9347 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9348 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9349 x86_accumulate_outgoing_args, x86_prologue_using_move,
9350 x86_epilogue_using_move, x86_decompose_lea,
9351 x86_arch_always_fancy_math_387, x86_shift1,
9352 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9353 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9354 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9355 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9356 x86_use_incdec, x86_pad_returns, x86_bswap,
9357 x86_partial_flag_reg_stall): Remove.
9358 (enum ix86_tune_indices): New.
9359 (ix86_tune_features): New.
9360 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9361 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9362 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9363 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9364 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9365 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9366 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9367 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9368 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9369 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9370 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9371 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9372 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9373 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9374 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9375 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9376 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9377 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9378 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9379 TARGET_EXT_80387_CONSTANTS): Use it.
9380 (enum ix86_arch_indices): New.
9381 (ix86_arch_features): New.
9382 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9383 TARGET_BSWAP): Use it.
9384 (ix86_tune_mask, ix86_arch_mask): Remove.
9386 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9389 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9390 Define using $${sysroot_headers_suffix}.
9391 * configure: Regenerate.
9392 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9393 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9395 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9396 * gcc.c (print_sysroot_headers_suffix): New.
9397 (option_map): Include --print-sysroot-headers-suffix.
9398 (display_help): Mention -print-sysroot-headers-suffix.
9399 (process_command): Handle -print-sysroot-headers-suffix.
9400 (do_spec_1): Append multilib directory to include-fixed path if
9401 sysroot suffixes in use.
9402 (main): Handle -print-sysroot-headers-suffix.
9403 * Makefile.in (start.encap): Don't depend on xlimits.h
9404 (xlimits.h): Remove.
9405 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9406 limits.h for each multilib in fixinc_list.
9407 (fixinc_list, s-fixinc_list): New.
9408 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9409 generate them for each multilib in fixinc_list.
9410 (stmp-fixproto): Use include-fixed. Run fixproto for each
9411 multilib in fixinc_list.
9412 (mostlyclean): Don't remove xlimits.h.
9413 (clean): Remove include-fixed.
9414 (real-install-headers-tar, real-install-headers-cpio,
9415 real-install-headers-cp): Don't copy include, only include-fixed.
9416 (install-mkheaders): Depend on fixinc_list. Don't depend on
9417 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9418 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9419 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9421 2007-03-06 Jan Hubicka <jh@suse.cz>
9423 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9428 * configure.ac: Allow tm_file to contain build-directory files.
9429 * configure: Regenerate.
9430 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9431 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9432 * config/m68k/print-sysroot-suffix.sh: New file.
9434 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9436 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9437 of pic_offset_table_rtx if reload_completed.
9438 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9439 PIC_OFFSET_TABLE_REGNUM.
9440 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9442 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9443 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9445 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9447 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9448 functions that call eh_return.
9450 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9452 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9453 functions that need a constant pool.
9455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9458 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9459 (m68k_preferred_reload_class): Likewise.
9460 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9461 (SECONDARY_RELOAD_CLASS): Define.
9462 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9463 (LIMIT_RELOAD_CLASS): Delete.
9464 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9465 registers from storing bytes.
9466 (m68k_secondary_reload_class): New function.
9467 (m68k_preferred_reload_class): Likewise.
9469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9471 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9473 (m68k_expand_prologue): Likewise.
9475 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9477 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9478 (mips_expand_epilogue): Add a bool parameter.
9479 (m68k_legitimize_sibcall_address): Declare.
9480 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9481 (m68k_expand_epilogue): Add a parameter to select between sibling
9482 and normal epilogues. Only generate a return for the latter.
9483 (m68k_ok_for_sibcall_p): New function.
9484 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9485 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9486 (sibcall_value, *sibcall_value): Likewise.
9487 (*call, *call_value): Require !SIBLING_CALL_P.
9488 (epilogue): Update call to m68k_expand_epilogue.
9489 (sibcall_epilogue): New pattern.
9490 * config/m68k/predicates.md (const_call_operand): Say that this
9491 predicate applies to sibling calls too.
9492 (sibcall_operand): New predicate.
9494 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9496 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9497 alternatives as movsi_cf.
9498 (movsf_cf_hard): Add commentary.
9500 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9501 Richard Sandiford <richard@codesourcery.com>
9503 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9504 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9505 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9506 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9507 as being live on exit from an interrupt function.
9508 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9509 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9510 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9511 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9512 (m68k_interrupt_function_p): Globalize.
9513 (m68k_compute_frame_layout): Remove reverse mask code.
9514 (m68k_emit_movem, m68k_set_frame_related): New functions.
9515 (m68k_output_function_prologue): Delete in favor of...
9516 (m68k_expand_prologue): ...this new function.
9517 (m68k_output_function_epilogue): Delete in favor of...
9518 (m68k_expand_epilogue): ...this new function.
9519 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9521 (print_operand): Handle %?.
9522 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9523 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9524 (prologue, epilogue): New patterns.
9525 (return): Turn into a define_expand.
9526 (*return): New pattern, derived from old "return" pattern. Use rte
9527 rather than rts for interrupt functions. Only use rtd if the pop
9529 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9530 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9531 (link, *link, unlink, *unlink, load_got): Likewise.
9533 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9537 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9538 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9539 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9540 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9541 and m68k_matches_u_p.
9542 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9543 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9544 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9545 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9546 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9547 (REG_STRICT_P): New macro.
9548 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9549 PCREL_GENERAL_OPERAND_OK.
9550 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9551 m68k_legitimate_base_reg_p.
9552 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9553 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9554 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9555 * config/m68k/m68k.c (m68k_address): New structure.
9556 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9557 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9558 (m68k_jump_table_ref_p, m68k_decompose_address)
9559 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9560 (m68k_matches_u_p): New functions.
9561 (print_operand_address): Rewrite to use m68k_decompose_index.
9563 2007-03-05 David Taylor <dtaylor@emc.com>
9565 * gcc.c: Correct copyright date in --version output.
9567 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9569 * pa.md: In unamed move patterns, disparge copies between general
9570 and floating point registers using '?' modifier. Don't include 'f'
9571 constraint for register preferences in DImode, SImode, HImode and
9572 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9573 Remove constraints for copies between general and floating registers
9574 in soft-float DFmode pattern.
9575 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9579 2007-03-05 Mike Stump <mrs@apple.com>
9581 * c-common.c (targetcm): Add.
9582 * c-opts.c (c_common_handle_option): Handle language specific
9584 * opts.c (handle_option): Verify language for target options, if
9586 * opth-gen.awk: Add CL_LANG_ALL.
9587 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9588 (TARGETCM_INITIALIZER): Add.
9589 * target.h (struct gcc_targetcm): Add.
9591 * targhooks.c (default_handle_c_option): Add.
9592 * targhooks.h (default_handle_c_option): Add.
9593 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9595 * config/darwin.opt (iframework): Add.
9596 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9597 * config/darwin-c.c (handle_c_option): Add.
9598 (TARGET_HANDLE_C_OPTION): Add.
9600 * doc/invoke.texi (Darwin Options): Add -iframework.
9602 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9604 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9607 2007-03-05 Ian Lance Taylor <iant@google.com>
9609 * c.opt (fgnu89-inline): New option.
9610 * c-opts.c (c_common_post_options): Set default value for
9612 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9613 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9615 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9616 (grokdeclarator, start_function): Likewise.
9617 * c-cppbuiltin.c (c_cpp_builtins): Define either
9618 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9619 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9620 (C Dialect Options): Document -fgnu89-inline.
9621 * doc/extend.texi (Function Attributes): Explain what the
9622 gnu_inline attribute does.
9623 * doc/cpp.texi (Common Predefined Macros): Document
9624 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9626 2007-03-05 Ian Lance Taylor <iant@google.com>
9628 PR tree-optimization/31034
9629 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9630 half-range if the other side is an overflow infinity.
9632 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9634 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9635 (bfin*-linux-uclibc*): New configuration.
9636 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9638 * config/bfin/linux.h: New file.
9639 * config/bfin/libgcc-bfin.ver: New file.
9640 * config/bfin/t-bfin-uclinux: New file.
9641 * config/bfin/t-bfin-linux: New file.
9642 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9643 (TARGET_OS_CPP_BUILTINS): New macro.
9645 2007-03-05 Richard Guenther <rguenther@suse.de>
9647 * fold-const.c (fold_binary): Remove duplicate folding
9648 of comparison of non-null ADDR_EXPR against null.
9650 2007-03-05 Richard Guenther <rguenther@suse.de>
9651 Dorit Nuzman <dorit@il.ibm.com>
9653 PR tree-optimization/26420
9654 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9655 are no loops in the function. Only print the number of
9656 vectorized loops if it is greater than zero or we are supposed
9657 to print information about unvectorized loops.
9659 2007-03-05 Revital Eres <eres@il.ibm.com>
9661 * gcc.dg/var-expand1.c: New test.
9662 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9663 when an accumulator is expanded.
9665 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9668 * c-common.c (convert_and_check): Don't give warnings for
9669 conversion if 'expr' already overflowed.
9671 2007-03-04 Roger Sayle <roger@eyesopen.com>
9674 * fold-const.c (fold_comparison): Enforce type consistency when
9675 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9677 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9679 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9680 containing a cast to the base of TARGET_MEM_REF.
9682 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9684 * tree.c (tree_contains_struct_check_failed): Remove spurious
9685 whitespace from error message.
9687 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9690 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9691 instead of precision.
9693 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9694 Nathan Sidwell <nathan@codesourcery.com>
9696 * emit-rtl.c (find_auto_inc): New.
9697 (try_split): recreate REG_INC notes,
9698 Use regular for loops rather than whiles.
9700 2007-03-03 Andreas Schwab <schwab@suse.de>
9702 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9703 * configure: Regenerate.
9705 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9707 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9708 flag_rounding_math, not flag_unsafe_math_optimizations.
9710 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9712 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9713 alpha_fold_vector_minmax): Likewise.
9714 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9715 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9717 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9719 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9720 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9721 if the lhs has side-effects.
9722 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9724 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9726 * config/i386/i386.h (TUNEMASK): Remove define.
9727 (ARCHMASK): Remove define.
9728 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9729 Use ix86_arch_mask variable instead of ARCHMASK.
9730 * config/i386/i386.c (override_options): Ditto.
9731 (standard_80387_constant_p): Ditto.
9733 2007-03-02 Ian Lance Taylor <iant@google.com>
9735 Used signed infinities in VRP.
9736 * tree-vrp.c (uses_overflow_infinity): New static function.
9737 (supports_overflow_infinity): New static function.
9738 (make_overflow_infinity): New static function.
9739 (negative_overflow_infinity): New static function.
9740 (positive_overflow_infinity): New static function.
9741 (is_negative_overflow_infinity): New static function.
9742 (is_positive_overflow_infinity): New static function.
9743 (is_overflow_infinity): New static function.
9744 (overflow_infinity_range_p): New static function.
9745 (compare_values_warnv): New function split out of compare_values.
9746 (compare_value): Call it.
9747 (set_value_range_to_nonnegative): Add overflow_infinity
9748 parameter. Change caller.
9749 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9751 (vrp_expr_computes_nonzero): Likewise.
9752 (compare_ranges, compare_range_with_value): Likewise.
9753 (compare_name_with_value, compare_names): Likewise.
9754 (vrp_evaluate_conditional): Likewise.
9755 (set_value_range): Handle infinity
9756 (vrp_operand_equal_p, operand_less_p): Likewise.
9757 (extract_range_from_assert): Likewise.
9758 (vrp_int_const_binop): Likewise.
9759 (extract_range_from_binary_expr): Likewise.
9760 (extract_range_from_unary_expr): Likewise.
9761 (extract_range_from_comparison): Likewise.
9762 (extract_range_from_expr): Likewise.
9763 (dump_value_range): Likewise.
9764 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9765 (test_for_singularity): Likewise.
9766 (vrp_int_const_binop): Remove inline qualifier.
9767 (adjust_range_with_scev): Add comment.
9768 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9770 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9772 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9773 (get_constraint_for): Likewise.
9774 (do_structure_copy): Likewise.
9775 (find_func_aliases): Fix references to MODIFY_EXPR.
9776 (intra_create_variable_infos): Tidy.
9777 * tree-ssa-operands.c (add_virtual_operand): Add argument
9779 When adding members of alias sets, if IS_CALL_SITE is true and
9780 the symbol is not call-clobbered, skip it.
9783 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9785 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9786 entry by means of emit_insn_at_entry.
9788 2007-03-02 Richard Henderson <rth@redhat.com>
9790 * expr.h (promoted_input_arg): Remove decl.
9791 * function.c (promoted_input_arg): Merge into ...
9792 * combine.c (setup_incoming_promotions): ... only caller.
9793 Rearrange to avoid double loop.
9795 2007-03-02 Ben Elliston <bje@au.ibm.com>
9796 Peter Bergner <bergner@vnet.ibm.com>
9797 Janis Johnson <janis187@us.ibm.com>
9799 * config/rs6000/dfp.md: New file.
9800 * config/rs6000/rs6000.md: Include dfp.md.
9801 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9802 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9803 and TDmode decimal float modes in FP registers.
9804 (num_insns_constant): Likewise.
9805 (rs6000_legitimate_offset_address_p): Likewise.
9806 (rs6000_legitimize_address): Likewise.
9807 (rs6000_legitimize_reload_address): Likewise.
9808 (rs6000_legitimate_address): Likewise.
9809 (rs6000_emit_move): Likewise.
9810 (function_arg_boundary): Likewise.
9811 (function_arg_advance): Likewise.
9812 (rs6000_darwin64_record_arg_recurse): Likewise.
9813 (function_arg): Likewise.
9814 (rs6000_gimplify_va_arg): Likewise.
9815 (rs6000_split_multireg_move): Likewise.
9816 (rs6000_output_function_epilogue): Likewise.
9817 (rs6000_output_function_epilogue): Likewise.
9818 (rs6000_register_move_cost): Likewise.
9819 (rs6000_function_value): Likewise.
9820 (rs6000_libcall_value): Likewise.
9822 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9824 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9826 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9828 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9829 Use $MULTIDIR to choose between the kernel and RTP headers,
9830 and use $WIND_BASE and $WIND_USR to locate them.
9832 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9834 * config/i386/i386.c (override_options): Put initialization of
9835 ix86_tune_mask and ix86_arch_mask to the correct place.
9837 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9838 Michael Meissner <michael.meissner@amd.com>
9841 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9843 (TARGET_CMOVE): Use ARCHMASK.
9844 (TARGET_CMPXCHG): Ditto.
9845 (TARGET_CMPXCHG8B): Ditto.
9846 (TARGET_XADD): Ditto.
9847 (TARGET_BSWAP): Ditto.
9848 * config/i386/i386.c (ix86_tune_mask): New global variable.
9849 (ix86_arch_mask): Ditto.
9850 (override_options): Initialize ix86_tune_mask and
9851 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9854 2007-03-02 Ben Elliston <bje@au.ibm.com>
9857 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9859 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9861 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9862 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9863 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9864 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9866 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9867 rs6000_init_dwarf_reg_sizes_extra): New.
9868 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9869 SPE register high parts.
9871 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9873 * Makefile.in: Add install-pdf target as
9874 copied from automake v1.10 rules.
9875 * configure.ac: Add install-pdf to target list.
9876 * configure: Regenerate.
9878 2007-03-01 Paul Brook <paul@codesourcery.com>
9880 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9881 modes to LDRD for DImode.
9882 (output_move_double): Fixup out of range ldrd/strd.
9883 (vfp_secondary_reload_class): Rename...
9884 (coproc_secondary_reload_class): ... to this. Add wb argument.
9885 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9886 coproc_secondary_reload_class for CLASS_IWMMXT.
9887 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9888 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9890 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9892 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9893 factor by the estimated number of iterations.
9894 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9897 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9898 decode_caches_intel, detect_caches_intel): New functions.
9899 (host_detect_local_cpu): Use detect_caches_amd and
9900 detect_caches_intel.
9902 2007-03-01 Richard Henderson <rth@redhat.com>
9904 * expr.c (emit_move_complex_push): Export.
9905 (emit_move_complex_parts): Split out from ...
9906 (emit_move_complex): ... here.
9907 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9908 * config/i386/i386.md (movcdi): New.
9910 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9912 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9913 size of mode1 to check for tieable modes in MMX case.
9915 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9917 * Makefile.in (rtlanal.o): Depend on tree.h.
9918 * rtl.h (offset_within_section_p, split_const): Declare.
9919 * rtlanal.c: Include tree.h.
9920 (offset_within_block_p): New function, taken from
9921 mips_offset_within_object_p.
9922 (split_const): New function, taken from mips_split_const.
9923 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9925 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9926 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9927 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9928 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9929 (m68k_illegitimate_symbolic_constant_p): New function.
9930 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9931 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9932 symbolic constant that might be outside the symbol's section,
9933 move the symbol first and then add the offset.
9934 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9936 * config/mips/mips.c (mips_split_const): Delete.
9937 (mips_offset_within_object_p): Delete.
9938 (mips_symbolic_constant_p): Use offset_within_section_p and
9939 split_const instead of mips_offset_within_object_p and
9941 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9942 (mips_legitimize_const_move, print_operand_reloc)
9943 (mips_dangerous_for_la25_p): Use split_const instead of
9946 2007-02-28 Eric Christopher <echristo@apple.com>
9948 * Makefile.in (install-include-dir): Don't rm -rf include.
9950 2007-02-28 Richard Guenther <rguenther@suse.de>
9953 * fold-const.c (fold_binary): Do not associate expressions
9954 with more than one variable for integer types that do not wrap.
9956 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9958 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9959 Delete, and replace with...
9960 (fold_builtin_call_array): This. Update callers to use it.
9961 * fold-const.c (fold_build_call_list): Delete, and replace with...
9962 (fold_build_call_array): This.
9963 (fold_build_call_list_initializer): Delete, and replace with...
9964 (fold_build_call_array_initializer): This.
9965 * tree.h: Update declarations to reflect above changes.
9967 * c-typeck.c (build_function_call): Store converted arguments
9968 in a stack-allocated array instead of building a list.
9969 (convert_arguments): Store arguments in the array passed in as an
9970 argument, and return the actual number of arguments.
9971 * c-format.c: (check_function_format): Pass arguments in an
9972 array instead of a list.
9973 * c-common.c (check_function_nonnull): Likewise.
9974 (check_function_sentinel): Likewise.
9975 (check_function_arguments): Likewise.
9976 * c-common.h: Update declarations to reflect above changes.
9978 2007-02-28 Jan Hubicka <jh@suse.cz>
9980 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9981 PRED_NEGATIVE_RETURN): Update outcomes.
9983 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9985 * calls.c (emit_library_call_value_1): Handle partial registers
9986 correctly when building up CALL_INSN_FUNCTION_USAGE.
9988 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9990 * pa/predicates.md (move_src_operand): Allow zero for mode.
9991 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9994 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9997 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9998 *movv2df_internal): Enable pattern only for valid operand
10000 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10001 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10003 2007-02-27 Mike Stump <mrs@apple.com>
10005 * config/darwin-crt3.c: Avoid compilation when compiling for a
10008 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10010 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10012 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10013 for fixed headers and limits.h.
10014 (install-include-dir, install-headers-tar, install-headers-cpio,
10015 install-headers-cp, real-install-headers-tar,
10016 real-install-headers-cpio, real-install-headers-cp): Handle
10017 include-fixed as well as include.
10018 (install-mkheaders): Don't install files that go only in include
10020 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10021 from GCC_INCLUDE_DIR.
10022 * gcc.c (process_command): Remove special -BstageN/ handling.
10023 (do_spec_1): Add include-fixed directories.
10025 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10027 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10029 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10031 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10034 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10036 * c-common.c (get_priority): Add check for
10037 SUPPORTS_INIT_PRIORITY.
10039 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10041 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10043 * config/bfin/bfin.c: Include "cfglayout.h".
10044 (MAX_LSETUP_DISTANCE): New macro.
10045 (struct loop_info): New members incoming, incoming_src and
10046 incoming_dest. Delete member predecessor.
10047 (length_for_loop): New function.
10048 (bfin_optimize_loop): Handle more different loop structures.
10049 (bfin_discover_loop): Rework detection of predecessor blocks by
10050 examining incoming edges.
10051 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10053 (bfin_reorder_loops): New function.
10054 (bfin_reorg_loops): Use these three new functions.
10056 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10057 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10058 (CONSTRAINT_LEN): Add entry for 'q'.
10059 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10060 Add 'q' constraints.
10061 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10062 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10064 * config/bfin/bfin.md (add_with_carry): New pattern.
10065 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10066 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10067 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10068 support unsigned multiplies too. Removed incorrect commutativity from
10069 operand 1 constraint where appropriate.
10070 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10072 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10073 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10075 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10076 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10077 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10078 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10079 usmulhisi_hh_huh): New patterns.
10081 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10082 lshifthi3): Fix output template to use half reg for operand 2.
10084 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10087 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10089 2007-02-27 Andreas Schwab <schwab@suse.de>
10091 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10093 2007-02-27 Jan Hubicka <jh@suse.cz>
10095 * predict.c (last_basic_block_p): Remove.
10096 (tree_estimate_probability): Update return heuristic for commonized
10099 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10101 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10103 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10105 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10106 * doc/cpp.texi: Standardize title page.
10107 * doc/cppinternals.texi: Likewise.
10108 * doc/gcc.texi: Standardize title page, remove version number
10109 from copyright page.
10110 * doc/gccint.texi: Likewise.
10111 * doc/install.texi: Standardize title page, add table of
10114 2007-02-26 Jan Hubicka <jh@suse.cz>
10116 * predict.def: Set outcomes according to more recent results.
10117 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10118 Remove dead predictors.
10119 * predict.c (return_prediction): Fix pasto.
10121 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10123 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10124 change; avoid a memory leak when returning early.
10126 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10128 * c-decl.c (static_ctors): Move to c-common.c.
10129 (static_dtors): Likewise.
10130 (finish_function): Use c_record_cdtor_fn.
10131 (build_cdtor): Move to c-common.c.
10132 (c_write_global_declarations): Use c_build_cdtor_fns.
10133 * c-common.h (static_ctors): Declare.
10134 (static_dtors): Likewise.
10135 (c_record_cdtor_fn): Likewise.
10136 (c_build_cdtor_fns): Likewise.
10137 * c-common.c (static_ctors): New variable.
10138 (static_dtors): Likewise.
10139 (c_record_cdtor_fn): New function.
10140 (build_cdtor): Move from c-decl.c
10141 (c_build_cdtor_fns): New function.
10143 * output.h (assemble_addr_to_section): Declare.
10144 (get_cdtor_priority_section): Likewise.
10145 * varasm.c (assemble_addr_to_section): New function.
10146 (get_cdtor_priority_section): Likewise.
10147 (default_named_section_asm_out_destructor): Use them.
10148 (destor_dtor_section_asm_out_destructor): Likewise.
10149 (default_named_section_asm_out_constructor): Likewise.
10150 (default_ctor_section_asm_out_constructor): Likewise.
10151 * config.gcc (*-*-vxworks*): Include vxworks.o.
10152 * config/t-vxworks (vxworks.o): New target.
10153 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10154 (TARGET_ASM_CONSTRUCTOR): Define.
10155 (TARGET_ASM_DESTRUCTOR): Likewise.
10156 (vxworks_asm_out_constructor): Declare.
10157 (vxworks_asm_out_destructor): Likewise.
10159 * c-common.c (get_priority): Check that we have not just an
10160 INTEGER_CST, but an integer constant with integeral type.
10162 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10164 PR tree-optimization/30938
10165 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10166 use &dt[nargs-1] instead of &dt[nargs] in the call to
10167 vect_is_simple_use().
10169 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10171 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10172 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10173 Do not attempt to handle MEM inside auto-inc expressions.
10174 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10175 of a register modified by an auto-inc expression. However, do handle
10176 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10177 (elimination_effects): Prohibit elimination of a register modified
10178 by an auto-inc expression. Disable register elimination rules whose
10179 target register is modified by an auto-inc expression with variable
10182 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10184 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10186 (array_at_struct_end_p): New function.
10187 (idx_infer_loop_bounds): Use it.
10188 (estimate_numbers_of_iterations_loop): Export.
10189 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10190 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10191 (tree_estimate_probability): Call record_loop_exits.
10192 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10193 (estimated_loop_iterations, estimated_loop_iterations_int,
10194 estimated_loop_iterations_tree): New functions.
10195 (analyze_siv_subscript_cst_affine,
10196 compute_overlap_steps_for_affine_1_2,
10197 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10198 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10199 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10200 (PRED_LOOP_ITERATIONS_GUESSED): New.
10201 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10202 * cfgloop.h (estimate_numbers_of_iterations_loop,
10203 estimated_loop_iterations_int): Declare.
10205 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10207 * doc/extend.texi: Document optional priority argument to
10208 constructors and destructors.
10209 * tree.c (init_priority_for_decl): Adjust GTY markers.
10210 (init_ttree): Use priority-info hash functions for
10211 init_priority_for_decl.
10212 (tree_map_eq): Rename to ...
10213 (tree_map_base_eq): ... this.
10214 (tree_map_marked_p): Rename to ...
10215 (tree_map_base_marked_p): ... this.
10216 (tree_map_base_hash): New function.
10217 (decl_init_priority_lookup): Rework.
10218 (decl_fini_priority_lookup): New function.
10219 (decl_priority_info): New function.
10220 (decl_init_priority_insert): Use it.
10221 (decl_fini_priority_insert): Likewise.
10222 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10224 (decl_restrict_base_insert): Likewise.
10225 (decl_debug_expr_insert): Likewise.
10226 (decl_value_expr_lookup): Likewise.
10227 (decl_value_expr_insert): Likewise.
10228 * tree.h (priority_type): New type.
10229 (decl_init_priority_lookup): Use priority_type.
10230 (decl_fini_priority_lookup): New function.
10231 (decl_init_priority_insert): Use priority_type.
10232 (decl_fini_priority_insert): New function.
10233 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10234 (DECL_INIT_PRIORITY): Likewise.
10235 (SET_DECL_INIT_PRIORITY): Add comment.
10236 (DECL_FINI_PRIORITY): New macro.
10237 (SET_DECL_FINI_PRIORITY): Likewise.
10238 (DEFAULT_INIT_PRIORITY): Document.
10239 (MAX_INIT_PRIORITY): Likewise.
10240 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10241 (tree_map_base): New type.
10242 (tree_map_base_eq): New function.
10243 (tree_map_base_hash): Likewise.
10244 (tree_map_base_marked_p): Likewise.
10245 (tree_map): Inherit from tree_map_base.
10246 (tree_map_eq): Make it a macro.
10247 (tree_map_marked_p): Likewise.
10248 (tree_int_map): Inherit from tree_map_base.
10249 (tree_int_map_eq): Make it a macro.
10250 (tree_int_map_hash): Likewise.
10251 (tree_int_map_marked_p): Likewise.
10252 (tree_priority_map): New type.
10253 (tree_priority_map_eq): New macro.
10254 (tree_priority_map_hash): Likewise.
10255 (tree_priority_map_marked_p): Likewise.
10256 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10258 (emutls_common_1): Likewise.
10259 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10260 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10261 of tree_map hierarchy.
10262 * tree-cfg.c (move_stmt_r): Likewise.
10263 (new_label_mapper): Likewise.
10264 * c-tree.h (c_expand_body): Move to ...
10265 * c-common.h (c_expand_body): ... here.
10266 * c-decl.c (c_expand_body): Move to ...
10267 * c-common.c (c_expand_body): ... here.
10268 (c_common_attribute_table): Allow 1 argument for the constructor
10269 and destructor attributes.
10270 (get_priority): New function.
10271 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10272 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10274 2007-02-24 Jan Hubicka <jh@suse.cz>
10276 PR middle-end/30509
10277 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10279 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10280 Jan Hubicka <jh@suse.cz>
10283 * i386.c (counter_mode): New function.
10284 (expand_set_or_movmem_via_loop): Use it.
10285 (expand_movmem_epilogue): Likewise; fix pasto.
10286 (ix86_expand_movmem): Do emit guard even for constant counts.
10287 (ix86_expand_setmem): Likewise.
10289 2007-02-25 Nick Clifton <nickc@redhat.com>
10291 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10292 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10294 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10297 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10298 count argument with 0x10, not with 0x16.
10299 (expand_setmem_epilogue): Ditto.
10301 2007-02-24 Mike Stump <mrs@apple.com>
10303 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10306 2007-02-24 Richard Guenther <rguenther@suse.de>
10308 PR middle-end/30951
10309 * fold-const.c (fold_binary): Fold x +- CST op x for
10310 EQ_EXPR and NE_EXPR.
10312 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10314 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10316 2007-02-24 Jan Hubicka <jh@suse.cz>
10318 * cgraphunit.c (decide_is_function_needed): Honor
10319 -fkeep-inline-functions.
10321 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10323 * builtins.c (fold_builtin_modf): New.
10324 (fold_builtin_2): Use it.
10326 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10328 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10329 (determine_max_iter): Take additional LOOP arg; all callers changed.
10330 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10331 one using simplifications.
10332 (simplify_using_initial_values): Return if the expression becomes
10333 invalid due to altered regs.
10335 2007-02-23 DJ Delorie <dj@redhat.com>
10337 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10339 2007-02-23 Mike Stump <mrs@apple.com>
10341 * tlink.c (scan_linker_output): Parse linker messages from
10342 darwin9's linker better.
10344 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10347 * varpool.c (varpool_assemble_pending_decls): Set
10348 varpool_last_needed_node to null.
10350 2007-02-23 DJ Delorie <dj@redhat.com>
10352 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10353 alignment bigger than the object file can handle.
10355 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10358 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10359 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10360 (*movsf_1): Penalize MMX moves.
10362 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10364 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10365 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10367 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10369 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10371 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10372 (fold_builtin_1): Use them.
10373 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10374 BUILT_IN_SIGNIFICAND.
10376 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10378 * config/i386/i386.c (bdesc_1arg): Initialize
10379 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10380 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10381 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10382 and IX86_BUILTIN_MOVSLDUP.
10384 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10386 PR rtl-optimization/30841
10387 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10389 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10391 * builtins.c (fold_builtin_frexp): New.
10392 (fold_builtin_2): Use it.
10394 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10396 * doc/invoke.texi (Spec Files): Document getenv spec function.
10398 * gcc.c (getenv_spec_function): New function.
10399 (static_spec_functions): Add it.
10400 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10401 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10404 2007-02-22 Michael Matz <matz@suse.de
10407 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10408 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10410 2007-02-22 Ian Lance Taylor <iant@google.com>
10413 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10414 (mem_loc_descriptor): Call it.
10416 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10417 Ira Rosen <irar@il.ibm.com>
10419 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10421 2007-02-22 Ira Rosen <irar@il.ibm.com>
10423 PR tree-optimization/30843
10424 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10425 stores only after all the group is vectorized.
10427 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10429 PR tree-optimization/30858
10430 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10431 in the reduction cycle have a single use in the loop.
10432 * tree-vectorizer.h (relevant): Add documentation.
10434 2007-02-20 Mike Stump <mrs@apple.com>
10436 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10437 * configure: Regenerate.
10439 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10441 Change the defaults of some parameters and options.
10442 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10443 * config/spu/spu.c (spu_optimization_options): Add.
10444 (spu_override_options): Change params in spu_optimization_options.
10445 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10447 Register 127 is only 16 byte aligned when used as a frame pointer.
10448 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10449 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10450 HARD_FRAME_POINTER_REGNUM.
10451 (spu_legitimate_address): Use regno_aligned_for_reload.
10452 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10453 aligned when frame_pointer_needed is true.
10454 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10456 * config/spu/spu.h (INIT_EXPANDERS): Define.
10458 Make sure shift and rotate instructions have valid immediate operands.
10459 * config/spu/predicates.md (spu_shift_operand): Remove.
10460 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10461 * config/spu/constraints.md (W, O): Extend range.
10462 * config/spu/spu.md (umask, nmask): Define.
10463 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10464 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10465 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10466 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10467 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10468 (lshr<mode>3_reg): Fix rtl description.
10470 Make sure mulhisi immediate operands are valid.
10471 * config/spu/predicates.md (imm_K_operand): Add.
10472 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10474 Generate constants using fsmbi and andi.
10475 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10476 (print_operand, spu_split_immediate, classify_immediate,
10477 fsmbi_const_p): Handle IC_FSMBI2.
10479 Correctly handle a CONST_VECTOR containing symbols.
10480 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10481 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10482 (immediate_load_p): Allow symbols that use 2 instructions to create.
10483 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10484 with symbols when flag_pic is set.
10485 (const_vector_immediate_p): New.
10486 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10487 accept a CONST_VECTOR with symbols.
10488 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10489 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10491 * config/spu/spu.md (high, low): Delete.
10492 (low_<mode>): Define.
10494 Remove INTRmode and INTR_REGNUM, which didn't work.
10495 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10497 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10498 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10499 peephole2 pattern): Don't use INTR or 131.
10500 (movintrcc): Delete.
10501 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10502 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10503 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10504 (UNSPEC_SET_INTR): Add.
10505 * config/spu/spu-modes.def (INTR): Remove.
10507 More accurate warnings about run-time relocations.
10508 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10510 Correctly warn about immediate arguments to specific intrinsics.
10511 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10512 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10513 the instruction predicate.
10515 Fix tree check errors with latest update.
10516 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10518 (spu_expand_builtin): Use CALL_EXPR_FN.
10520 Add missing specific intrinsics.
10521 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10523 * config/spu/spu_internals.h: Ditto.
10525 Fix incorrect operand modifiers.
10526 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10527 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10529 Optimize one case of zero_extend of a vec_select.
10530 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10532 Accept any immediate for hbr.
10533 * config/spu/spu.md (hbr): Change s constraints to i.
10535 2007-02-21 Paul Brook <paul@codesourcery.com>
10537 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10538 condexec_count when skipping USE and CLOBBER.
10540 2007-02-21 Nick Clifton <nickc@redhat.com>
10542 * common.opt (Warray-bounds): Add Warning attribute.
10543 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10545 (fsized-zeroes): Add Optimization attribute.
10546 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10547 * c.opt (Wc++0x-compat): Add Warning attribute.
10549 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10551 PR middle-end/30761
10552 * reload1.c (eliminate_regs_in_insn): In the single_set special
10553 case, attempt to re-recognize the insn before falling back to
10554 having reload fix it up.
10556 2007-02-20 Eric Christopher <echristo@gmail.com>
10558 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10559 Rewrite accordingly.
10560 (frv_read_iacc_argument): Ditto.
10561 (frv_expand_set_builtin): Take a call instead of arglist, update for
10563 (frv_expand_unop_builtin): Ditto.
10564 (frv_expand_binop_builtin): Ditto.
10565 (frv_expand_cut_builtin): Ditto.
10566 (frv_expand_binopimm_builtin): Ditto.
10567 (frv_expand_voidbinop_builtin): Ditto.
10568 (frv_expand_int_void2arg): Ditto.
10569 (frv_expand_prefetches): Ditto.
10570 (frv_expand_voidtriop_builtin): Ditto.
10571 (frv_expand_voidaccop_builtin): Ditto.
10572 (frv_expand_load_builtin): Ditto.
10573 (frv_expand_store_builtin): Ditto.
10574 (frv_expand_mdpackh_builtin): Ditto.
10575 (frv_expand_mclracc_builtin): Ditto.
10576 (frv_expand_mrdacc_builtin): Ditto.
10577 (frv_expand_mwtacc_builtin): Ditto.
10578 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10581 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10583 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10584 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10586 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10587 point instructions.
10588 * configure: Regenerate.
10589 * config.in: Regenerate.
10590 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10591 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10592 masks to power6 and power6x and to POWERPC_MASKS.
10593 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10595 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10596 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10597 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10598 Access PROTOTYPE as variable, not mask.
10600 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10602 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10603 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10604 * combine.c (adjust_for_new_dest): Use it.
10605 * postreload.c (reload_combine): Likewise.
10607 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10609 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10610 notes on an insn with multiple sets, even if single_set returns
10611 non-NULL for that insn.
10613 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10615 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10616 scalbn and scalbln.
10618 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10620 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10621 if user didn't pass it.
10622 * config/i386/darwin.h (CC1_SPEC): Likewise.
10623 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10624 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10625 -mmacosx-version-min.
10627 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10628 Uros Bizjak <ubizjak@gmail.com>
10630 * optabs.h (enum optab_index): Add new OTI_scalb.
10631 (scalb_optab): Define corresponding macro.
10632 * optabs.c (init_optabs): Initialize scalb_optab.
10633 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10635 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10636 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10637 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10638 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10639 flag_unsafe_math_optimizations is set.
10641 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10642 to implement scalbf, scalb and scalbl built-ins as inline x87
10645 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10646 DJ Delorie <dj@redhat.com>
10649 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10650 (diagnostic_report_diagnostic): ... here, and turn them into real
10651 errors. If warnings are inhibited, no need to do anything.
10653 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10655 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10656 better code generation.
10658 2007-02-20 Ben Elliston <bje@au.ibm.com>
10660 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10662 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10664 * config/alpha/alpha.c, config/alpha/alpha.md,
10665 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10666 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10667 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10668 config/arm/lib1funcs.asm: Follow spelling conventions.
10670 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10671 config/fr30/fr30.md, config/i386/i386.h,
10672 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10673 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10674 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10675 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10676 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10677 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10678 config/sparc/sparc.c, config/sparc/sparc.h,
10679 config/sparc/sparc.md, config/spu/constraints.md,
10680 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10683 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10686 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10689 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10691 * doc/invoke.texi (-ftree-lrs): Remove.
10693 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10695 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10698 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10700 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10701 new CALL_EXPR_FN macro for retrieving the function
10702 declaration of the input expression.
10704 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10706 * c.opt (Waddress): New.
10707 * common.opt (Walways-true): Delete.
10708 (Wstring-literal-comparison): Delete.
10709 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10710 -Wstring-literal-comparison. Add -Waddress.
10712 (Walways-true): Delete.
10713 (Wstring-literal-comparison): Delete.
10714 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10715 consistently instead of -Walways-true in example.
10716 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10717 * c-typeck.c (parser_build_binary_op): Replace
10718 -Wstring-literal-comparison and -Walways-true with -Waddress.
10719 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10722 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10724 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10725 without DECL_STRUCT_FUNCTION initialized.
10727 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10729 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10730 due to calls to functions taking pointers as parameters.
10732 2007-02-19 Richard Henderson <rth@redhat.com>
10735 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10738 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10740 * config/s390/s390.c (s390_call_saved_register_used,
10741 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10742 accessed to the new scheme.
10744 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10746 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10747 (cris_print_index, cris_print_operand, cris_print_operand_address)
10748 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10749 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10750 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10751 GET_CODE () == xxx.
10752 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10753 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10754 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10755 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10756 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10757 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10758 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10759 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10760 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10761 (uminsi3, call, call_value): Ditto.
10762 (define_split: indir_to_reg_split, unnamed): Ditto.
10764 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10766 PR tree-optimization/30975
10767 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10770 2007-02-18 Eric Christopher <echristo@gmail.com>
10772 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10773 Remove use of arglist.
10774 (mips_expand_builtin): Remove use of arglist, pass in expr.
10775 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10776 (mips_expand_builtin_movtf): Ditto.
10777 (mips_expand_builtin_compare): Ditto.
10779 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10781 * tree-sra.c (sra_build_assignment): Replace assertion
10782 checking with a comment explaining why it can't be done.
10784 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10786 PR middle-end/30833
10787 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10788 during CALL_EXPR representation conversion.
10789 * tree-ssa-propagate.c (set_rhs): Likewise.
10791 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10793 * tree-sra.c (sra_build_assignment): Disable assertion checking
10796 2007-02-18 Roger Sayle <roger@eyesopen.com>
10798 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10799 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10800 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10802 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10803 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10804 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10805 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10806 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10807 force_gimple_operand): Likewise.
10808 * ipa-cp.c (constant_val_insert): Likewise.
10809 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10810 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10811 perfect_nestify): Likewise.
10812 * langhooks.c (lhd_omp_assignment): Likewise.
10813 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10814 lower_copyprivate_clauses, lower_send_clauses,
10815 lower_send_shared_vars, expand_parallel_call,
10816 expand_omp_for_generic, expand_omp_for_static_nochunk,
10817 expand_omp_for_static_chunk, expand_omp_sections,
10818 lower_omp_single_copy, lower_omp_for_lastprivate,
10819 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10820 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10821 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10824 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10826 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10827 config/sh/sh.md: Follow spelling conventions.
10829 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10830 config/frv/predicates.md: Follow spelling conventions.
10832 * config/m68k/linux-unwind.h: Fix a comment typo.
10833 * target.h: Follow spelling conventions.
10835 2007-02-18 Roger Sayle <roger@eyesopen.com>
10837 PR rtl-optimization/28173
10838 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10839 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10840 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10841 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10842 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10844 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10846 * builtins.c (fold_builtin_load_exponent): New.
10847 (fold_builtin_2): Use it.
10849 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10851 PR rtl-optimization/30773
10852 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10853 if we fail to attach a REG_EQUIV note.
10855 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10856 Roger Sayle <roger@eyesopen.com>
10858 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10860 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10862 * calls.c (initialize_argument_information): Pass original EXP
10863 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10864 code to split complex arguments here, as part of initializing the
10866 (expand_call): Remove code that builds a list of arguments and
10867 inserts implicit arguments into it. Instead, just count how many
10868 implicit arguments there will be so we can determine the size of
10869 the ARGS array, and let initialize_argument_information do the work.
10870 (split_complex_values): Delete unused function.
10872 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10874 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10876 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10878 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10879 for arg pointer based indexed addressing.
10881 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10883 * config/ia64/ia64.h, config/ia64/ia64.md,
10884 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10885 spelling conventions.
10887 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10889 * config/m68k/m68k.c (split_di): New.
10890 * config/m68k/m68k-protos.h: Declare split_di.
10891 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10892 Improve predicate handling and split constant shifts.
10894 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10896 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10897 parameter for register bitfield operations, general predicates
10900 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10902 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10903 * config/m68k/linux-unwind.h: New file.
10905 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10907 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10908 config/i386/athlon.md, config/ia64/ia64.md,
10909 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10910 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10911 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10912 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10913 tree-vect-transform.c: Fix comment typos.
10915 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10917 * sched-deps.c (find_insn_list): Remove.
10918 * sched-int.h: Remove the prototype for find_insn_list.
10920 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10922 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10924 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10925 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10926 darwin_rs6000_override_options.
10927 (C_COMMON_OVERRIDE_OPTIONS): Expect
10928 darwin_macosx_version_min to be non-NULL always.
10929 (TARGET_C99_FUNCTIONS): Likewise.
10930 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10931 (DARWIN_MINVERSION_SPEC): New.
10932 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10933 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10935 (DARWIN_MINVERSION_SPEC): New.
10936 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10938 * config/darwin-c.c (darwin_cpp_builtins): Expect
10939 darwin_macosx_version_min to be non-NULL always.
10941 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10943 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10945 * config/i386/i386.h (x86_use_xchgb): New.
10946 (TARGET_USE_XCHGB): New macro.
10947 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10948 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10949 Split after reload into bswaphi for shifts of 8.
10950 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10951 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10952 or when optimizing for size.
10954 2007-02-16 Richard Guenther <rguenther@suse.de>
10955 Christian Bruel <christian.bruel@st.com>
10957 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10958 DECLs but prefer SSA_NAMEs over DECLs.
10960 2007-02-16 Richard Guenther <rguenther@suse.de>
10962 * tree-flow-inline.h (single_imm_use_p): Remove.
10963 (zero_imm_uses_p): Likewise.
10964 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10965 instead of single_imm_use_p.
10966 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10969 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10972 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10973 nested double- and backquotes.
10975 2007-02-15 Roger Sayle <roger@eyesopen.com>
10977 PR middle-end/30391
10978 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10979 should be unreachable.
10980 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10981 For the time being redirect GIMPLE_MODIFY_STMT to the new
10982 (renamed) build_gimple_modify_stmt_stat.
10983 (build2_gimple_stat): Rename to...
10984 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10985 Always build a GIMPLE_MODIFY_STMT node.
10986 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10987 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10990 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10991 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10992 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10993 expand_complex_div_wide): Likewise.
10994 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10995 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10996 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10997 * tree-ssa-loop-manip.c (create_iv): Likewise.
10998 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10999 abs_replacement): Likewise.
11000 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11001 realify_fake_stores): Likewise.
11003 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11004 node rather than a GIMPLE_MODIFY_STMT node.
11005 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11006 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11008 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11009 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11010 GIMPLE_MODIFY_STMT.
11012 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11014 PR middle-end/30433
11015 * fold-const.c (fold_comparison): Add back the
11016 folding of constant complex comparisions.
11018 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11020 PR middle-end/30729
11021 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11022 effects unknown to this function, return early.
11024 2007-02-15 Ian Lance Taylor <iant@google.com>
11026 * lower-subreg.c (move_eh_region_note): New static function.
11027 (resolve_simple_move): Call it.
11028 (decompose_multiword_subregs): Track blocks for which we resolve a
11029 simple move which is also a control flow insn. Pass them to
11030 find_many_sub_basic_blocks.
11031 (pass_lower_subreg): Add TODO_verify_flow.
11032 (pass_lower_subreg2): Likewise.
11034 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11035 Brooks Moses <brooks.moses@codesourcery.com>
11036 Lee Millward <lee.millward@codesourcery.com>
11038 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11039 (VL_EXP_CLASS_P): New.
11040 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11042 (TREE_OPERAND_CHECK_CODE): Likewise.
11043 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11044 (TREE_RTL_OPERAND_CHECK): Likewise.
11045 (tree_operand_check_failed): Make second parameter the whole tree
11046 instead of its code. Fixed callers.
11047 (VL_EXP_CHECK): New.
11048 (TREE_OPERAND_LENGTH): New.
11049 (VL_EXP_OPERAND_LENGTH): New.
11050 (CALL_EXPR_FN): New.
11051 (CALL_EXPR_STATIC_CHAIN): New.
11052 (CALL_EXPR_ARGS): New.
11053 (CALL_EXPR_ARG): New.
11054 (call_expr_nargs): New.
11055 (CALL_EXPR_ARGP): New.
11056 (build_nt_call_list): Declare.
11057 (build_vl_exp_stat): Declare.
11058 (build_vl_exp): New.
11059 (build_call_list): Declare.
11060 (build_call_nary): Declare.
11061 (build_call_valist): Declare.
11062 (build_call_array): Declare.
11063 (call_expr_arg): Declare.
11064 (call_expr_argp): Declare.
11065 (call_expr_arglist): Declare.
11066 (fold_build_call_list): Declare.
11067 (fold_build_call_list_initializer): Declare.
11068 (fold_call_expr): Declare to replace fold_builtin.
11069 (fold_builtin_fputs): Update to agree with modified definition.
11070 (fold_builtin_strcpy): Likewise.
11071 (fold_builtin_strncpy): Likewise.
11072 (fold_builtin_memory_chk): Likewise.
11073 (fold_builtin_stxcpy_chk): Likewise.
11074 (fold_builtin_strncpy_chk): Likewise.
11075 (fold_builtin_next_arg): Likewise.
11076 (fold_build_call_expr): Declare.
11077 (fold_builtin_call_list): Declare.
11078 (fold_builtin_call_valist): Declare.
11079 (build_call_expr): Declare.
11080 (validate_arglist): Update to agree with modified definition.
11081 (tree_operand_length): New.
11082 (call_expr_arg_iterator): New.
11083 (init_call_expr_arg_iterator): New.
11084 (next_call_expr_arg): New.
11085 (first_call_expr_arg): New.
11086 (more_call_expr_args_p): New.
11087 (FOR_EACH_CALL_EXPR_ARG): New.
11089 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11090 and tcc_gimple_stmt.
11091 (tree_code_size): Update documentation. Use sizeof (tree) rather
11092 than sizeof (char *).
11093 (tree_size): Likewise. Add case for tcc_vl_exp.
11094 (tree_node_structure): Add case for tcc_vl_exp.
11095 (contains_placeholder_p): Likewise.
11096 (substitute_in_expr): Likewise.
11097 (substitute_placeholder_in_expr): Likewise.
11098 (stabilize_reference_1): Likewise.
11099 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11100 to diagnose breakage of this interface for constructing CALL_EXPRs.
11101 (build_nt): Add similar assertion here.
11102 (build_nt_call_list): New.
11103 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11104 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11106 (get_callee_fndecl): Use new CALL_EXPR accessors.
11107 (tree_operand_check_failed): Change parameters to pass entire node
11108 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11109 (process_call_operands): New.
11110 (build_vl_exp_stat): New.
11111 (build_call_list): New.
11112 (build_call_nary): New.
11113 (build_call_valist): New.
11114 (build_call_array): New.
11115 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11116 (call_expr_arglist): New.
11118 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11119 tcc_vl_exp instead of a fixed-size tcc_expression.
11121 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11122 accessors for CALL_EXPRs.
11123 (AGGR_INIT_EXPR): Likewise.
11125 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11126 Brooks Moses <brooks.moses@codesourcery.com>
11127 Lee Millward <lee.millward@codesourcery.com>
11129 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11130 (expand_builtin_nonlocal_goto): Change parameter to be entire
11131 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11132 (expand_builtin_prefetch): Likewise.
11133 (expand_builtin_classify_type): Likewise.
11134 (mathfn_built_in): Return NULL_TREE instead of 0.
11135 (expand_errno_check): Use new CALL_EXPR accessors.
11136 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11137 Return NULL_RTX instead of 0.
11138 (expand_builtin_mathfn_2): Likewise.
11139 (expand_builtin_mathfn_3): Likewise.
11140 (expand_builtin_interclass_mathfn): Likewise.
11141 (expand_builtin_sincos): Likewise.
11142 (expand_builtin_cexpi): Likewise.
11143 (expand_builtin_int_roundingfn): Likewise.
11144 (expand_builtin_int_roundingfn_2): Likewise.
11145 (expand_builtin_pow): Likewise.
11146 (expand_builtin_powi): Likewise.
11147 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11148 of arglist, fixing callers appropriately. Use new CALL_EXPR
11149 accessors and constructors. Return NULL_RTX instead of 0.
11150 (expand_builtin_strstr): Likewise.
11151 (expand_builtin_strchr): Likewise.
11152 (expand_builtin_strrchr): Likewise.
11153 (expand_builtin_strpbrk): Likewise.
11154 (expand_builtin_memcpy): Likewise.
11155 (expand_builtin_mempcpy): Likewise.
11156 (expand_builtin_mempcpy_args): New.
11157 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11158 (expand_builtin_memmove_args): New.
11159 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11160 (expand_movstr): Likewise.
11161 (expand_builtin_strcpy): Likewise.
11162 (expand_builtin_strcpy_args): New.
11163 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11164 (expand_builtin_strncpy): Likewise.
11165 (expand_builtin_memset): Likewise.
11166 (expand_builtin_memset_args): New.
11167 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11168 (expand_builtin_memcmp): Likewise.
11169 (expand_builtin_strcmp): Likewise.
11170 (expand_builtin_strncmp): Likewise.
11171 (expand_builtin_strcat): Likewise.
11172 (expand_builtin_strncat): Likewise.
11173 (expand_builtin_strspn): Likewise.
11174 (expand_builtin_strcspn): Likewise.
11175 (expand_builtin_args_info): Likewise.
11176 (expand_builtin_va_start): Likewise.
11177 (gimplify_va_arg_expr): Likewise.
11178 (expand_builtin_va_end): Likewise.
11179 (expand_builtin_va_copy): Likewise.
11180 (expand_builtin_frame_address): Likewise.
11181 (expand_builtin_alloca): Likewise.
11182 (expand_builtin_bswap): Likewise.
11183 (expand_builtin_unop): Likewise.
11184 (expand_builtin_fputs): Likewise.
11185 (expand_builtin_expect): Likewise.
11186 (expand_builtin_fabs): Likewise.
11187 (expand_builtin_copysign): Likewise.
11188 (expand_builtin_printf): Likewise.
11189 (expand_builtin_fprintf): Likewise.
11190 (expand_builtin_sprintf): Likewise.
11191 (expand_builtin_init_trampoline): Likewise.
11192 (expand_builtin_signbit): Likewise.
11193 (expand_builtin_fork_or_exec): Likewise.
11194 (expand_builtin_sync_operation): Likewise.
11195 (expand_builtin_compare_and_swap): Likewise.
11196 (expand_builtin_lock_test_and_set): Likewise.
11197 (expand_builtin_lock_release): Likewise.
11198 (expand_builtin): Likewise.
11199 (builtin_mathfn_code): Likewise.
11201 (fold_builtin_constant_p): Pass call arguments individually instead
11202 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11203 accessors and constructors. Return NULL_TREE instead of 0.
11204 (fold_builtin_expect): Likewise.
11205 (fold_builtin_classify_type): Likewise.
11206 (fold_builtin_strlen): Likewise.
11207 (fold_builtin_nan): Likewise.
11208 (integer_valued_real_p): Likewise.
11209 (fold_trunc_transparent_mathfn): Likewise.
11210 (fold_fixed_mathfn): Likewise.
11211 (fold_builtin_cabs): Likewise.
11212 (fold_builtin_sqrt): Likewise.
11213 (fold_builtin_cbrt): Likewise.
11214 (fold_builtin_cos): Likewise.
11215 (fold_builtin_cosh): Likewise.
11216 (fold_builtin_tan): Likewise.
11217 (fold_builtin_sincos): Likewise.
11218 (fold_builtin_cexp): Likewise.
11219 (fold_builtin_trunc): Likewise.
11220 (fold_builtin_floor): Likewise.
11221 (fold_builtin_ceil): Likewise.
11222 (fold_builtin_round): Likewise.
11223 (fold_builtin_int_roundingfn): Likewise.
11224 (fold_builtin_bitop): Likewise.
11225 (fold_builtin_bswap): Likewise.
11226 (fold_builtin_logarithm): Likewise.
11227 (fold_builtin_hypot): Likewise.
11228 (fold_builtin_pow): Likewise.
11229 (fold_builtin_powi): Likewise.
11230 (fold_builtin_exponent): Likewise.
11231 (fold_builtin_memset): Likewise.
11232 (fold_builtin_bzero): Likewise.
11233 (fold_builtin_memory_op): Likewise.
11234 (fold_builtin_bcopy): Deleted; call site changed to invoke
11235 fold_builtin_memory_op directly.
11236 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11237 (fold_builtin_strncpy): Likewise.
11238 (fold_builtin_memcmp): Likewise.
11239 (fold_builtin_strcmp): Likewise.
11240 (fold_builtin_strncmp): Likewise.
11241 (fold_builtin_signbit): Likewise.
11242 (fold_builtin_copysign): Likewise.
11243 (fold_builtin_isascii): Likewise.
11244 (fold_builtin_toascii): Likewise.
11245 (fold_builtin_isdigit): Likewise.
11246 (fold_builtin_fabs): Likewise.
11247 (fold_builtin_abs): Likewise.
11248 (fold_builtin_fmin_fmax): Likewise.
11249 (fold_builtin_carg): Likewise.
11250 (fold_builtin_classify): Likewise.
11251 (fold_builtin_unordered_cmp): Likewise.
11253 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11254 New functions split out from fold_builtin_1.
11255 (fold_builtin_n): New.
11256 (fold_builtin_varargs): New.
11257 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11259 (fold_call_expr): New.
11260 (build_function_call_expr): Rewrite to use new helper function.
11261 (fold_builtin_call_list): New.
11262 (build_call_expr): New.
11263 (fold_builtin_call_valist): New.
11264 (rewrite_call_expr): New.
11265 (validate_arg): New.
11266 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11267 of an arglist. Change return type to bool. Use new CALL_EXPR
11270 (fold_builtin_strstr): Pass call arguments individually instead
11271 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11272 accessors and constructors. Return NULL_TREE instead of 0.
11273 (fold_builtin_strchr): Likewise.
11274 (fold_builtin_strrchr): Likewise.
11275 (fold_builtin_strpbrk): Likewise.
11276 (fold_builtin_strcat): Likewise.
11277 (fold_builtin_strncat): Likewise.
11278 (fold_builtin_strspn): Likewise.
11279 (fold_builtin_strcspn): Likewise.
11280 (fold_builtin_fputs): Likewise.
11281 (fold_builtin_next_arg): Likewise.
11282 (fold_builtin_sprintf): Likewise.
11284 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11285 NULL_RTX instead of 0.
11286 (expand_builtin_memory_chk): Likewise.
11287 (maybe_emit_chk_warning): Likewise.
11288 (maybe_emit_sprintf_chk_warning): Likewise.
11290 (fold_builtin_object_size): Pass call arguments individually instead
11291 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11292 accessors and constructors. Return NULL_TREE instead of 0.
11293 (fold_builtin_memory_chk): Likewise.
11294 (fold_builtin_stxcpy_chk): Likewise.
11295 (fold_builtin_strncpy_chk): Likewise.
11296 (fold_builtin_strcat_chk): Likewise.
11297 (fold_builtin_strcat_chk): Likewise.
11298 (fold_builtin_strncat_chk): Likewise.
11299 (fold_builtin_sprintf_chk): Likewise.
11300 (fold_builtin_snprintf_chk): Likewise.
11301 (fold_builtin_printf): Likewise.
11302 (fold_builtin_vprintf): Likewise.
11304 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11306 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11307 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11308 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11309 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11310 (fold_unary): Likewise.
11311 (fold_binary): Likewise.
11312 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11313 ternary expressions.
11314 (fold): Add logic for tcc_vl_exp.
11315 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11316 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11317 (fold_build3_stat): Add assertion to flag broken interface for
11318 constructing CALL_EXPRs.
11319 (fold_build_call_list): New.
11320 (fold_build_call_list_initializer): New.
11321 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11323 (fold_strip_sign_ops): Likewise.
11325 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11326 Brooks Moses <brooks.moses@codesourcery.com>
11327 Lee Millward <lee.millward@codesourcery.com>
11329 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11330 accessors and dump arguments explicitly.
11332 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11334 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11336 (print_call_name): Use new CALL_EXPR accessors.
11338 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11339 CALL_EXPR arguments explicitly instead of as a list. Use
11340 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11342 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11343 (vrp_visit_stmt): Likewise.
11345 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11346 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11348 (force_move_till_expr): Likewise.
11350 * targhooks.c (default_external_stack_protect_fail): Use
11351 build_call_expr instead of build_function_call_expr.
11352 (default_hidden_stack_protect_fail): Likewise.
11354 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11357 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11358 and walk arguments explicitly.
11360 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11361 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11362 (expand_simple_operations): Likewise.
11363 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11365 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11366 of TREE_CODE_LENGTH.
11367 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11369 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11370 instead of TREE_CODE_LENGTH.
11372 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11373 (tree_ic_transform): Likewise.
11374 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11375 parameter instead of arglist. Fix callers.
11376 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11377 (tree_stringops_transform): Likewise.
11378 (tree_indirect_call_to_profile): Likewise.
11379 (tree_stringops_values_to_profile): Likewise.
11381 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11382 (eliminate_tail_call): Likewise.
11384 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11386 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11387 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11389 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11391 * omp-low.c (build_omp_barrier): Use build_call_expr.
11392 (lower_rec_input_clauses): Likewise.
11393 (lower_reduction_clauses): Likewise.
11394 (expand_parallel_call): Likewise.
11395 (maybe_catch_exception): Likewise.
11396 (expand_omp_for_generic): Likewise.
11397 (expand_omp_for_static_nochunk): Likewise.
11398 (expand_omp_sections): Likewise.
11399 (lower_omp_single_simple): Likewise.
11400 (lower_omp_single_copy): Likewise.
11401 (lower_omp_master): Likewise.
11402 (lower_omp_ordered): Likewise.
11403 (lower_omp_critical): Likewise.
11405 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11406 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11408 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11409 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11410 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11412 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11413 and generalize to handle any number of operands.
11414 (chrec_contains_undetermined): Likewise.
11415 (tree_contains_chrecs): Likewise.
11416 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11418 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11420 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11421 fold_call_expr instead of fold_builtin.
11422 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11423 match declarations there.
11424 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11427 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11428 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11430 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11431 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11433 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11436 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11437 (execute_cse_sincos): Use new CALL_EXPR accessors.
11439 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11441 * gimple-low.c (lower_function_body): Use build_call_expr.
11442 (lower_builtin_setjmp): Likewise.
11444 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11445 (set_storage_via_libcall): Likewise.
11446 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11447 instead of TREE_CODE_LENGTH.
11448 (expand_expr_real_1): Use new CALL_EXPR accessors.
11450 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11451 generalize to handle any number of operands.
11452 (TB_parent_eq): Likewise.
11454 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11455 (strip_builtin_expect): Likewise.
11457 * function.c (gimplify_parameters): Use build_call_expr.
11459 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11460 instead of TREE_CODE_LENGTH.
11462 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11463 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11465 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11468 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11469 (gimplify_decl_expr): Likewise.
11470 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11471 Use new CALL_EXPR iterators.
11472 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11473 (gimplify_modify_expr_to_memset): Likewise.
11474 (gimplify_variable_sized_compare): Likewise.
11475 (gimplify_omp_atomic_fetch_op): Likewise.
11476 (gimplify_omp_atomic_pipeline): Likewise.
11477 (gimplify_omp_atomic_mutex): Likewise.
11478 (gimplify_function_tree): Likewise.
11480 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11481 (call_expr_flags): Likewise.
11482 (expand_call): Likewise.
11484 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11485 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11488 * coverage.c (create_coverage): Use build_call_expr.
11490 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11491 (temp_call_expr_obstack): New.
11492 (pool_copy_list): Delete.
11493 (temp_copy_call_expr): New.
11494 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11495 CALL_EXPR accessors. Get rid of special goo for copying argument
11496 lists and use temp_copy_call_expr instead.
11497 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11498 CALL_EXPR accessors.
11499 (create_expression_by_pieces): Likewise. Use build_call_array
11500 to construct the result instead of fold_build3.
11501 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11502 dealing with argument lists.
11503 (init_pre): Remove references to expression_node_pool and
11504 list_node_pool. Init temp_call_expr_obstack instead.
11505 (fini_pre): Remove references to expression_node_pool and
11508 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11509 and walk arguments explicitly instead of as a list.
11511 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11512 (mx_register_decls): Likewise.
11513 (mudflap_register_call): Likewise.
11514 (mudflap_finish_file): Likewise.
11516 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11517 (ipa_callsite_compute_param): Likewise.
11519 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11520 accessors and constructor.
11522 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11523 accessors and constructor.
11524 (convert_tramp_reference): Likewise.
11525 (convert_call_expr): Likewise.
11526 (finalize_nesting_tree_1): Likewise.
11528 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11531 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11533 * tree-inline.c (initialize_inlined_parameters): Pass entire
11534 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11536 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11537 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11539 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11540 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11541 (vectorizable_reduction): Likewise.
11542 (vectorizable_call): Use new CALL_EXPR iterators.
11543 (vectorizable_conversion): Use build_call_expr.
11544 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11545 (vect_gen_widened_results_half): Use build_call_expr.
11546 (vect_setup_realignment): Likewise.
11547 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11549 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11550 (pass_through_call): Likewise.
11551 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11554 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11555 (tree_gen_pow2_profiler): Likewise.
11556 (tree_gen_one_value_profiler): Likewise.
11557 (tree_gen_ic_func_profiler): Likewise.
11558 (tree_gen_average_profiler): Likewise.
11559 (tree_gen_ior_profiler): Likewise.
11561 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11562 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11563 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11565 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11566 of TREE_CODE_LENGTH.
11568 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11569 of TREE_CODE_LENGTH.
11571 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11573 (convert_to_integer): Likewise.
11575 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11578 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11579 Brooks Moses <brooks.moses@codesourcery.com>
11580 Lee Millward <lee.millward@codesourcery.com>
11582 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11584 * config/frv/frv.c (frv_expand_builtin): Likewise.
11585 * config/s390/s390.c (s390_expand_builtin): Likewise.
11587 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11588 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11590 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11591 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11592 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11593 (ix86_expand_store_builtin): Likewise.
11594 (ix86_expand_unop_builtin): Likewise.
11595 (ix86_expand_unop1_builtin): Likewise.
11596 (ix86_expand_sse_compare): Likewise.
11597 (ix86_expand_sse_comi): Likewise.
11598 (ix86_expand_vec_init_builtin): Likewise.
11599 (ix86_expand_vec_ext_builtin): Likewise.
11600 (ix86_expand_vec_set_builtin): Likewise.
11601 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11603 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11604 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11606 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11607 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11608 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11610 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11612 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11613 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11614 arglist. Use new CALL_EXPR accessors. Fix callers.
11615 (altivec_expand_abs_builtin): Likewise.
11616 (rs6000_expand_binop_builtin): Likewise.
11617 (altivec_expand_predicate_builtin): Likewise.
11618 (altivec_expand_lv_builtin): Likewise.
11619 (spe_expand_stv_builtin): Likewise.
11620 (altivec_expand_stv_builtin): Likewise.
11621 (rs6000_expand_ternop_builtin): Likewise.
11622 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11623 (altivec_expand_st_builtin): Likewise.
11624 (altivec_expand_dst_builtin): Likewise.
11625 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11626 arglist. Use new CALL_EXPR accessors. Fix callers.
11627 (altivec_expand_vec_set_builtin): Likewise.
11628 (altivec_expand_vec_ext_builtin): Likewise.
11629 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11630 (spe_expand_builtin): Likewise.
11631 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11632 arglist. Use new CALL_EXPR accessors. Fix callers.
11633 (spe_expand_evsel_builtin): Likewise.
11634 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11635 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11637 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11638 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11639 (arm_expand_unop_builtin): Likewise.
11640 (arm_expand_builtin): Use new CALL_EXPR accessors.
11642 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11645 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11646 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11647 (bfin_expand_unop_builtin): Likewise.
11648 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11650 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11651 Brooks Moses <brooks.moses@codesourcery.com>
11652 Lee Millward <lee.millward@codesourcery.com>
11654 * c-semantics.c (build_stmt): Add internal diagnostic check.
11656 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11657 accessors. Print arguments explicitly instead of as a list.
11659 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11661 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11662 (c_finish_omp_flish): Likewise.
11664 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11665 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11666 instead of TREE_CODE_LENGTH.
11667 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11668 (c_warn_unused_result): Likewise.
11670 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11673 * doc/invoke.texi (Warning Options): Remove
11674 -Werror-implicit-function-declaration.
11675 (Wimplicit-function-declaration): Update description.
11676 * opts.c (common_handle_option): Move handling of -Werror=* to...
11677 (enable_warning_as_error): ...here.
11678 * opts.h (enable_warning_as_error): Declare.
11679 * c-decl.c (implicit_decl_warning): Unless
11680 -Wno-implicit-function-declaration is given, emit a pedwarn if
11681 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11682 * c.opt (Wimplicit-function-declaration): Replace
11683 mesg_implicit_function_declaration with
11684 warn_implicit_function_declaration.
11685 * c-opts.c (c_common_handle_option):
11686 -Werror-implicit-function-declaration is exactly equal as
11687 -Werror=implicit-function-declaration.
11688 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11689 warn_implicit_function_declaration.
11690 (c_common_post_options): -Wimplict-function-declaration is enabled
11691 by default by -std=c99, otherwise is disabled by default.
11692 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11694 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11696 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11697 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11698 former is ignored but not the latter.
11700 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11702 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11703 is made and the reference doesn't use the alias set of its type,
11704 do not create the temporary using that type.
11706 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11708 * jump.c: Remove prototypes for delete_computation and
11709 delete_prior_computation.
11711 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11713 * jump.c (get_label_after): Delete.
11714 (get_label_before, delete_computation, delete_jump,
11715 delete_prior_computation, follow_jumps): Move...
11716 * reorg.c (delete_computation, delete_prior_computation): ... here...
11717 (get_label_before, delete_jump): ... making these static ...
11718 (follow_jumps): ... and simplifying this since it only runs after
11720 * rtl.h (get_label_after, get_label_before, delete_jump,
11721 follow_jumps): Delete prototypes.
11723 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11725 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11727 2007-02-15 Nick Clifton <nickc@redhat.com>
11729 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11730 order to prevent it from being munged by the target.
11732 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11734 * config/i386/i386.md: Remove misleading comment.
11736 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11738 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11739 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11742 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11744 * tree-sra.c (instantiate_missing_elements): Canonicalize
11746 (sra_build_assignment): New.
11747 (generate_copy_inout, generate_element_copy,
11748 generate_element_zero, generate_one_element_init): Use it.
11750 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11752 * tree-sra.c (instantiate_missing_elements): Canonicalize
11754 (sra_build_assignment): New.
11755 (generate_copy_inout, generate_element_copy,
11756 generate_element_zero, generate_one_element_init): Use it.
11758 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11760 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11763 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11765 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11766 types as aggregates not scalars.
11767 * function.c (assign_stack_temp_for_type): Likewise.
11769 2007-02-14 Roger Sayle <roger@eyesopen.com>
11770 Zdenek Dvorak <dvorakz@suse.cz>
11772 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11775 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11777 * passes.c (next_pass_1): Clear the next field of the copied
11780 2007-02-14 Richard Henderson <rth@redhat.com>
11782 * tree-sra.c (early_sra): New.
11783 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11784 (tree_sra_early, pass_sra_early): New.
11785 * tree-pass.h (pass_sra_early): Declare.
11786 * passes.c (init_optimization_passes): Use it.
11788 2007-02-14 Richard Guenther <rguenther@suse.de>
11790 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11792 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11794 PR tree-optimization/30771
11795 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11797 (vect_analyze_operations): Induction phis can now be marked as
11799 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11800 Update documentation accordingly.
11802 2007-02-14 Nick Clifton <nickc@redhat.com>
11804 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11805 most 3 arguments are supported.
11806 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11808 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11810 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11811 Ensure dst->current is valid.
11813 2007-02-13 Paul Brook <paul@codesourcery.com>
11815 * config.gcc: Add arm*-*-uclinux-*eabi.
11816 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11817 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11818 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11819 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11820 (LINK_SPEC): Define.
11821 (LIB_SPEC): Define.
11822 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11824 * config/arm/uclinux-eabi.h: New file.
11825 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11826 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11829 2007-02-13 Ian Lance Taylor <iant@google.com>
11831 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11832 * flags.h (warn_strict_overflow): Declare.
11833 (enum warn_strict_overflow_code): Define.
11834 (issue_strict_overflow_warning): New static inline function.
11835 * opts.c (warn_strict_overflow): New variable.
11836 (common_handle_option): Handle OPT_Wstrict_overflow and
11837 OPT_Wstrict_overflow_.
11838 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11840 * fold-const.c: Include intl.h.
11841 (fold_deferring_overflow_warnings): New static variable.
11842 (fold_deferred_overflow_warning): New static variable.
11843 (fold_deferred_overflow_code): New static variable.
11844 (fold_defer_overflow_warnings): New function.
11845 (fold_undefer_overflow_warnings): New function.
11846 (fold_undefer_and_ignore_overflow_warnings): New function.
11847 (fold_deferring_overflow_warnings_p): New function.
11848 (fold_overflow_warning): New static function.
11849 (make_range): Add strict_overflow_p parameter. Change all
11851 (extract_muldiv, extract_muldiv_1): Likewise.
11852 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11853 tree_expr_nonnegative_p.
11854 (fold_negate_expr): Call fold_overflow_warning.
11855 (fold_range_test): Likewise.
11856 (fold_comparison): Likewise.
11857 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11858 instead of tree_expr_nonnegative_p.
11859 (tree_expr_nonnegative_warnv_p): Rename from
11860 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11861 (tree_expr_nonnegative_p): New function.
11862 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11863 strict_overflow_p parameter.
11864 (tree_expr_nonzero_p): New function.
11865 * passes.c (verify_interpass_invariants): New static function.
11866 (execute_one_pass): Call it.
11867 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11869 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11870 (estimate_numbers_of_iterations): Likewise.
11871 (scev_probably_wraps_p): Likewise.
11872 * tree-ssa-ccp.c: Include "toplev.h".
11873 (evaluate_stmt): Defer fold overflow warnings until we know we are
11875 (struct fold_stmt_r_data): Add stmt field.
11876 (fold_stmt_r): Defer fold overflow warnings until we know we
11878 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11879 (fold_stmt_inplace): Likewise.
11880 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11881 (cleanup_control_expr_graph): Defer fold overflow warnings until
11882 we know we are going to optimize.
11883 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11884 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11886 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11887 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11888 * tree-ssa-loop-manip.c (create_iv): Likewise.
11889 * c-typeck.c (build_conditional_expr): Likewise.
11890 (build_binary_op): Likewise.
11891 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11892 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11893 (extract_range_from_unary_expr): Likewise.
11894 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11895 assuming that signed overflow does not occur.
11896 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11897 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11898 (fold_defer_overflow_warnings): Declare.
11899 (fold_undefer_overflow_warnings): Declare.
11900 (fold_undefer_and_ignore_overflow_warnings): Declare.
11901 (fold_deferring_overflow_warnings_p): Declare.
11902 (tree_expr_nonzero_warnv_p): Declare.
11903 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11904 of warning options.
11905 (Warning Options): Document -Wstrict-overflow.
11906 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11907 (tree-ssa-ccp.o): Likewise.
11908 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11909 (fold-const.o): Depend on intl.h.
11911 2007-02-13 Ian Lance Taylor <iant@google.com>
11913 PR middle-end/30751
11914 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11917 2007-02-13 Stuart Hastings <stuart@apple.com>
11919 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11921 2007-02-13 Richard Henderson <rth@redhat.com>
11923 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11924 handled_component_p before looking for the indirect_ref.
11926 2007-02-13 Richard Henderson <rth@redhat.com>
11928 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11929 remove flags clobber.
11930 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11931 (bswaphi_lowpart): New.
11932 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11933 remove TARGET_BSWAP test. Delete expander of the same name.
11935 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11936 (expand_unop): Use them.
11938 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11940 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11941 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11942 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11943 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11944 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11945 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11946 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11947 assembler dialect choice from asm templates.
11949 2007-02-12 Richard Henderson <rth@redhat.com>
11951 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11952 (fixuns_trunc<SSEMODEF>si2): Use it.
11953 * config/i386/sse.md (vec_setv4sf_0): Export.
11954 * config/i386/i386.c (ix86_build_const_vector): Export.
11955 (ix86_split_convert_uns_si_sse): Rename from
11956 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11957 * config/i386/i386-protos.h: Update.
11959 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11962 * c-typeck.c (c_finish_return): Improve warning message.
11964 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11966 * alias.c (find_symbolic_term): Delete unused function.
11968 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11970 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11971 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11972 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11974 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11976 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11977 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11978 the function, temporarily point the debug interface to the null one.
11980 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11982 * dwarf2out.c (round_up_to_align): New static function.
11983 (field_byte_offset): Use it to round the offset.
11985 2007-02-12 Richard Henderson <rth@redhat.com>
11987 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11988 (inswl_const): Export.
11990 2007-02-12 Richard Henderson <rth@redhat.com>
11992 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11993 result mode of the libcall, convert back to outmode.
11995 2007-02-12 Roger Sayle <roger@eyesopen.com>
11997 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11998 (bswapdi2): New define_expand to implement 32-bit implementation.
12000 2007-02-12 Nick Clifton <nickc@redhat.com>
12002 * doc/invoke.texi (Overall Options): Document --help=.
12003 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12004 (cc1_options): Pass --help= on to cc1.
12005 (display_help): Add description of --help=.
12006 (process_command): Add code to handle --help=. Allow translated
12007 --help and --target-help switches to be passed on to compiler
12009 (main): Remove unused if statement.
12010 * opts.c (columns): Remove.
12011 (LEFT_COLUMN): Define.
12012 (wrap_help): Add columns argument.
12013 (print_filtered_help): Change parameters to be an include bitmask,
12014 an exclude bitmask, an any bitmask and the column width. Move the
12015 code to display the params list here. Add code to display the
12016 status of options rather than their descriptions if the quiet flag
12018 (print_specific_help): Change parameters to be an include bitmask,
12019 an exclude bitmask and an any bitmask. Move code to look up the
12020 column width here. Decide upon the title for an options listing.
12021 (common_handle_options): Add code to handle --help=. Adapt code
12022 for --help and --target-help to use the revised form of the
12023 print_specific_help function.
12024 (print_help): Delete.
12025 (print_param_help): Delete.
12026 (print_switch): Delete.
12027 * opts.h (cl_lang_count): Add prototype.
12028 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12029 CL_MAX_OPTION_CLASS): New defines.
12030 * optc-gen.awk: Add construction of cl_lang_count.
12031 * c.opt: Add Warning attribute to warning options and Optimization
12032 attribute to optimization options.
12033 * common.opt: Likewise.
12035 Add -fhelp and -ftarget-help as aliases for the transformed --help
12036 and --target-help options.
12037 * opt-functions.awk: Add code to handle Warning and Optimization
12040 2007-02-12 Richard Henderson <rth@redhat.com>
12042 * config/alpha/constraints.md: New file.
12043 * config/alpha/alpha.c: Include tm-constrs.h.
12044 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12045 alpha_extra_constraint): Remove.
12046 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12047 * config/alpha/alpha-protos.h: Update.
12048 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12049 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12050 (EXTRA_CONSTRAINT): Remove.
12051 * config/alpha/alpha.md: Include constraints.md.
12052 (adddi splitter): Use satisfies_constraint_*.
12053 * config/alpha/predicates.md (add_operand): Likewise.
12054 (sext_add_operand, addition_operation): Likewise.
12056 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12058 PR tree-optimization/29145
12059 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12060 in our handling of restrict qualified pointers.
12062 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12065 * doc/invoke.texi (Wunused-value): Update description.
12066 (Wextra): Delete item.
12067 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12068 value of Wunused-value.
12069 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12070 (c_finish_stmt_expr): Don't check extra_warnings.
12071 (emit_side_effect_warnings): The caller is responsible to check
12074 2007-02-11 Roger Sayle <roger@eyesopen.com>
12075 Matt Thomas <matt@3am-software.com>
12077 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12079 2007-02-11 Roger Sayle <roger@eyesopen.com>
12081 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12082 comparisons of POPCOUNT against zero.
12083 (simplify_const_relational_operation): Likewise.
12085 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12087 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12089 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12091 * dwarf2out.c (root_type): Delete unused function.
12093 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12095 * genattrtab.c (contained_in_p): Delete unused function.
12096 (write_expr_attr_cache): Likewise.
12098 2007-02-11 Jan Hubicka <jh@suse.cz>
12100 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12103 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12105 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12106 to add the REG_EQ* note.
12107 * see.c (see_merge_one_use_extension): Likewise.
12108 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12109 turn REG_EQUAL notes into REG_EQUIV notes if the target
12110 register may have more than one set.
12111 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12112 * gcse.c (try_replace_reg): Likewise.
12113 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12114 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12115 more than one REG_EQUIV note.
12116 * reload1.c (gen_reload): Use set_unique_reg_note.
12118 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12121 (ix86_builtin_conversion): New function.
12123 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12126 * tree.h (DECL_REPLACEABLE_P): New macro.
12127 * except.c (set_nothrow_function_flags): Likewise.
12129 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12130 Ira Rosen <irar@il.ibm.com>
12131 Dorit Nuzman <dorit@il.ibm.com>
12133 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12134 * targhooks.c (default_builtin_vectorized_conversion): New.
12135 * targhooks.h (default_builtin_vectorized_function): New declaration.
12136 * target.h (struct vectorize): Add builtin_conversion field.
12137 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12138 stmt_vec_info_type value.
12139 (vectorizable_conversion): New declaration.
12140 * tree-vect-analyze.c (vect_analyze_operations): Add
12141 vectorizable_conversion call.
12142 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12143 * tree-vect-transform.c (vectorizable_conversion): New function.
12144 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12145 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12147 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12148 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12149 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12150 or ALTIVEC_BUILTIN_VCFSX.
12152 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12155 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12156 CONST_DOUBLE and operand 0 is a hard register.
12157 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12158 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12159 is a hard floating-point register.
12161 2007-02-10 Richard Henderson <rth@redhat.com>
12162 Jakub Jelinek <jakub@redhat.com>
12163 Alexandre Oliva <aoliva@redhat.com>
12165 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12166 * builtin-types.def (BT_WORD): Make unsigned.
12167 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12168 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12169 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12170 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12171 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12172 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12174 * expr.c (emutls_var_address): New.
12175 (expand_expr_real_1): Expand emulated tls.
12176 (expand_expr_addr_expr_1): Likewise.
12177 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12178 * output.h (emutls_finish): Declare.
12179 * toplev.c (compile_file): Call it.
12180 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12181 address before wrapping in CONST.
12182 * varasm.c (emutls_htab, emutls_object_type): New.
12183 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12184 (get_emutls_object_name, get_emutls_object_type): New.
12185 (get_emutls_init_templ_addr, emutls_decl): New.
12186 (emutls_common_1, emutls_finish): New.
12187 (assemble_variable): When emulating tls, swap decls; generate
12188 constructor for the emutls objects.
12189 (do_assemble_alias): When emulating tls, swap decl and target name.
12190 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12192 * varpool.c (decide_is_variable_needed): Look at force_output.
12193 Recurse for emulated tls.
12194 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12195 with decide_is_variable_needed.
12196 * emutls.c: New file.
12197 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12198 tls_object for real tls.
12200 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12202 PR rtl-optimization/29599
12203 * reload1.c (eliminate_regs_in_insn): Take the destination
12204 mode into account when computing the offset.
12206 2007-02-09 Stuart Hastings <stuart@apple.com>
12207 Richard Henderson <rth@redhat.com>
12209 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12210 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12211 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12212 fixuns_truncdfhi2): New.
12213 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12214 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12215 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12216 (floatunssidf2): Allow nonimmediate source.
12217 * config/i386/sse.md (movdi_to_sse): New.
12218 (vec_concatv2di): Drop '*'.
12219 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12220 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12221 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12223 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12224 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12225 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12226 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12227 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12228 ix86_build_const_vector.
12229 (x86_emit_floatuns): Rewrite.
12231 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12233 * genautomata.c (longest_path_length): Delete unused function.
12234 (struct state): Delete unused longest_path_length.
12235 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12236 (get_free_state): Delete unused.
12238 2007-02-09 Jan Hubicka <jh@suse.cz>
12240 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12241 * doc/invoke.texi (inline-unit-growth): Update default value.
12243 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12244 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12245 (rebuild_cgraph_edges): Likewise.
12246 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12247 (dump_cgraph_node): Dump frequencies.
12248 (cgraph_clone_edge): Add frequency scales.
12249 (cgraph_clone_node): Add freuqnecy.
12250 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12251 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12252 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12253 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12254 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12255 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12256 (save_inline_function_body): Likewise.
12257 * ipa-inline.c: inluce rtl.h
12258 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12259 (cgraph_edge_badness): Use frequencies.
12260 (cgraph_decide_recursive_inlining): Update clonning.
12261 (cgraph_decide_inlining_of_small_function): Dump frequency.
12262 * predict.c (estimate_bb_frequencies): Export.
12263 * predict.h (estimate_bb_frequencies): Declare.
12264 * tree-inline.c (copy_bb): Watch overflows.
12265 (expand_call_inline): Update call of cgraph_create_edge.
12266 (optimize_inline_calls): Use TODO flags to update frequnecies.
12267 * passes.h: Include predict.h
12268 (init_optimization_passes): Move profile ahead.
12269 (execute_function_todo): Handle TODO_rebuild_frequencies.
12271 2007-02-09 Roger Sayle <roger@eyesopen.com>
12273 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12274 the insbl or inswl pattern into a register.
12276 2007-02-09 Roger Sayle <roger@eyesopen.com>
12278 * config/ia64/ia64.md (bswapdi2): New define_insn.
12280 2007-02-09 Richard Henderson <rth@redhat.com>
12282 * config/i386/constraints.md (Ym): New constraint.
12283 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12284 (movdi_1_rex64): Split sse and xmm general register moves from
12285 memory move alternatives. Use conditional register constraints.
12286 (movsf_1, movdf_integer): Likewise.
12287 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12288 (movdf_integer_rex64): New.
12289 (pushsf_rex64): Fix output constraints.
12290 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12291 (sse2_stored): Likewise.
12292 (sse2_storeq_rex64): New.
12293 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12294 amd and not generic.
12295 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12296 for optimize_size. Remove SF/DFmode hack.
12298 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12300 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12303 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12304 Richard Sandiford <richard@codesourcery.com>
12306 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12307 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12308 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12309 m68k/t-mlib to tmake_file.
12310 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12311 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12312 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12313 Allow it to be cf or m68k. Set m68k_arch_family. If that
12314 variable is not empty, add t-$m68k_arch_family to tmake_file.
12315 Add t-mlibs to tmake_file.
12316 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12317 * config/m68k/t-cf: New file.
12318 * config/m68k/t-m68k: Likewise.
12319 * config/m68k/t-mlibs: Likewise.
12320 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12321 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12322 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12323 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12324 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12326 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12327 (INSTALL_LIBGCC): Delete.
12328 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12329 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12330 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12331 (M68K_MLIB_CPU): Define.
12332 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12333 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12334 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12336 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12337 Richard Guenther <rguenther@suse.de>
12339 PR middle-end/23361
12340 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12341 against INT_MIN/INT_MAX.
12342 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12343 file if a loop is removed.
12345 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12347 * calls.c (store_one_arg): Pass correct alignment to
12348 emit_push_insn for non-BLKmode values.
12349 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12350 unaligned stack slot via a suitably aligned slot.
12352 2007-02-08 DJ Delorie <dj@redhat.com>
12354 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12356 (legal_subregs): Use unsigned char, make const.
12357 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12359 2007-02-08 Paul Brook <paul@codesourcery.com>
12361 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12362 special interworking needed.
12364 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12366 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12367 conditional to __SSE2__.
12368 (Entries below should have been added to first ChangeLog
12369 entry for amdfam10 dated 2007-02-05)
12370 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12372 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12374 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12377 2007-02-08 DJ Delorie <dj@redhat.com>
12379 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12380 * config/m32c/m32c.c (legal_subregs): New.
12381 (m32c_illegal_subreg_p): New.
12382 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12383 unsupported subregs of hard regs.
12385 2007-02-08 Jan Hubicka <jh@suse.cz>
12387 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12388 the same one; always update histograms.
12390 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12392 * passes.c (init_optimization_passes): Tidy comment.
12394 2007-02-08 Roger Sayle <roger@eyesopen.com>
12396 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12397 strip zero_extend, bswap and rotates from POCOUNT's argument.
12398 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12399 zero_extend and rotates from PARITY's argument.
12400 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12401 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12402 of an integer constant at compile-time.
12404 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12407 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12409 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12412 * tree-ssa-live.c (remove_unused_locals): Do not remove
12413 TREE_ADDRESSABLE variables.
12414 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12415 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12416 FOR_CLOBBER. Update all users.
12417 If VAR has an associated alias set, add a virtual operand for
12418 it if no alias is found to conflict with the memory reference.
12420 2007-02-07 Jan Hubicka <jh@suse.cz>
12421 Robert Kidd <rkidd@crhc.uiuc.edu>
12423 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12425 2007-02-07 Ian Lance Taylor <iant@google.com>
12427 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12429 2007-02-07 Roger Sayle <roger@eyesopen.com>
12431 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12432 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12433 tablejumpdi, movsi_to_cr_one): Remove constraints from
12434 define_expand's match_operands.
12436 2007-02-07 Roger Sayle <roger@eyesopen.com>
12438 * global.c (compute_regsets): Move declatation of "i" inside of
12439 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12441 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12444 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12445 of INDIRECT_REF <RESULT_DECL>.
12447 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12449 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12450 Kaz Kojima <kkojima@gcc.gnu.org>
12453 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12455 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12457 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12459 * doc/loop.texi: Document possibility not to perform disambiguation
12460 of loops with multiple latches.
12461 * cfgloopmanip.c (alp_enum_p): Removed.
12462 (add_loop): Handle subloops. Use get_loop_body_with_size.
12463 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12464 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12465 the new forwarder block.
12466 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12467 Handle the case latch is NULL.
12468 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12469 when marking loop exits.
12470 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12472 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12473 disambiguate_loops_with_multiple_latches.
12474 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12475 before fix_loop_structure.
12476 * cfgloop.c: Include pointer-set.h and output.h.
12477 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12478 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12479 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12480 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12481 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12482 disambiguate_multiple_latches, get_loop_body_with_size,
12483 disambiguate_loops_with_multiple_latches): New functions.
12484 (flow_loop_dump): Dump multiple latch edges.
12485 (flow_loop_nodes_find): Handle loops with multiple latches.
12486 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12487 (glb_enum_p): Modified.
12488 (get_loop_body): Use get_loop_body_with_size.
12489 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12490 (AVOID_CFG_MODIFICATIONS): New constant.
12491 (disambiguate_loops_with_multiple_latches, add_loop,
12492 get_loop_body_with_size): Declare.
12493 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12495 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12497 PR inline-asm/28686
12498 * global.c (compute_regsets): New function.
12499 (global_alloc): Refactored ELIMINABLE_REGSET
12500 and NO_GLOBAL_ALLOC_REGS computation out.
12501 (rest_of_handle_global_alloc): Call compute_regsets()
12502 for non-optimizing case.
12504 2007-02-06 Richard Henderson <rth@redhat.com>
12506 * config/i386/constraints.md (Y2): Rename from Y.
12507 (Yi): New constraint.
12508 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12509 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12510 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12511 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12512 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12513 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12514 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12515 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12516 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12517 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12518 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12519 vec_extractv2si_1): Change Y constraints to Y2.
12520 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12521 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12522 Change Y constraints to Y2.
12523 (sse2_loadld): Change Y constraints to x.
12525 2007-02-06 Roger Sayle <roger@eyesopen.com>
12527 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12528 (parity<mode>2): New define_expand using rs6000_emit_parity.
12529 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12530 rs6000_emit_parity): New functions.
12531 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12532 rs6000_emit_parity): Prototype here.
12534 2007-02-06 Ian Lance Taylor <iant@google.com>
12536 * lower-subreg.c (simple_move_operand): Reject CONST.
12537 (resolve_clobber): Call validate_change rather than directly
12538 assigning to XEXP (pat, 0).
12540 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12542 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12543 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12544 (tree-cfg.o): Remove hashtab.h dependency.
12546 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12547 (struct ivopts_data): Change niters to pointer_map_t.
12548 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12549 (niter_for_exit): Create pointer_map on demand. Change for
12551 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12552 (free_loop_data): Destroy data->niters if created and reset field.
12553 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12554 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12556 * tree-ssa-reassoc.c: Include pointer-set.h.
12557 (bb_rank): Change to long *.
12558 (operand_rank): Change to pointer_map_t.
12559 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12560 (insert_operand_rank): Accept long.
12561 (operand_entry_hash, operand_entry_eq): Remove.
12562 (get_rank): Return long. Adjust for changes above.
12563 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12565 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12567 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12568 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12569 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12571 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12572 directly since it cannot be NULL.
12573 (get_vi_for_tree): Rewrite for pointer_map API.
12574 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12575 (init_alias_vars): Create vi_for_tree as pointer_map.
12576 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12578 * tree-cfg.c: Don't include hashtab.h.
12579 (edge_to_cases): Declare as pointer_map.
12580 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12582 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12583 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12584 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12586 (record_switch_edge): Delete.
12587 (get_cases_for_edge): Adjust for pointer_map API, inline
12588 record_switch_edge (rewritten for new API), remove goto.
12590 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12592 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12593 * tree-nested.c: Include pointer-set.h.
12594 (var_map_elt, var_map_eq, var_map_hash): Delete.
12595 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12596 to pointer_map_t's.
12597 (nesting_info_bitmap_obstack): New.
12598 (lookup_field_for_decl): Adjust for pointer_map API.
12599 (lookup_tramp_for_decl): Adjust for pointer_map API.
12600 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12601 (get_local_debug_decl): Adjust for pointer_map API.
12602 (convert_nl_goto_reference): Adjust for pointer_map API.
12603 (convert_nl_goto_receiver): Adjust for pointer_map API.
12604 (create_nesting_tree): Create outside GGC space. Create bitmap on
12605 the new obstack. Create field_map and var_map as pointer_maps.
12606 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12608 (lower_nested_functions): Move root here, no need to NULL it.
12609 Initialize and release the obstack.
12611 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12613 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12614 Remove prototypes and make them non-static.
12615 (struct tree_int_map): Remove.
12616 * tree.h (struct tree_int_map): Move here, turning TO into an
12618 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12620 * tree.h (TREE_COMPLEXITY): Remove.
12621 (struct tree_exp): Remove complexity field.
12622 * tree.c (build1_stat): Don't set it.
12624 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12625 Victor Kaplansky <victork@il.ibm.com>
12627 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12628 (vect_is_simple_reduction): Support reduction with induction as
12629 one of the operands.
12630 (vect_is_simple_iv_evolution): Fix formatting.
12631 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12632 formatting. Don't mark induction phis for vectorization.
12633 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12634 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12635 (vect_get_vec_def_for_operand): Support induction.
12636 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12638 (vectorizable_reduction): Support reduction with induction as one of
12640 (vectorizable_type_demotion): Use def-type of stmt argument rather
12641 than dummy def-type.
12643 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12644 flag_tree_scev_cprop.
12645 * common.opt (tree-scev-cprop): New flag.
12647 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12648 call to vect_get_new_vect_var.
12650 2007-02-06 Ira Rosen <irar@il.ibm.com>
12652 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12653 vectype is not NULL.
12654 (vect_pattern_recog_1): Likewise.
12656 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12658 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12659 (fold_negate_expr): Likewise.
12661 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12664 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12665 even if cv-qualification is the same.
12667 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12669 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12670 __enable_execute_stack on completion.
12672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12674 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12675 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12676 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12677 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12678 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12679 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12680 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12681 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12683 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12685 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12686 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12687 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12688 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12689 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12690 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12691 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12692 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12693 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12694 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12695 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12696 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12697 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12698 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12699 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12700 sqrtextenddfxf2_i387): Added amdfam10_decode.
12702 * config/i386/athlon.md (athlon_idirect_amdfam10,
12703 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12704 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12705 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12706 athlon_ivector_store_amdfam10): New define_insn_reservation.
12707 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12710 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12712 * config/i386/athlon.md (athlon_call_amdfam10,
12713 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12714 define_insn_reservation.
12715 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12716 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12717 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12721 * config/i386/athlon.md (athlon_sseld_amdfam10,
12722 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12723 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12725 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12727 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12728 define_insn_reservation.
12729 * config/i386/i386.md (sseins): Added sseins to define_attr type
12730 and define_attr unit.
12731 * config/i386/sse.md: Set type attribute to sseins for insertq
12734 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12736 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12737 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12738 ssecomi_load_amdfam10, ssecomi_amdfam10,
12739 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12740 define_insn_reservation.
12741 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12745 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12746 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12747 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12748 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12749 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12750 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12751 define_insn_reservation.
12753 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12754 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12755 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12756 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12757 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12759 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12761 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12762 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12763 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12764 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12765 athlon_ssemul_load_k8): Added amdfam10.
12767 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12769 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12770 (x86_sse_unaligned_move_optimal): New variable.
12772 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12774 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12775 for unaligned vector SSE double/single precision loads for AMDFAM10.
12777 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12779 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12780 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12781 Define TARGET_CPU_DEFAULT_amdfam10.
12782 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12783 (processor_type): Add PROCESSOR_AMDFAM10.
12785 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12786 processor_type in config/i386/i386.h.
12787 Enable imul peepholes for TARGET_AMDFAM10.
12789 * config.gcc: Add support for --with-cpu option for amdfam10.
12791 * config/i386/i386.c (amdfam10_cost): New variable.
12792 (m_AMDFAM10): New macro.
12793 (m_ATHLON_K8_AMDFAM10): New macro.
12794 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12795 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12796 x86_promote_QImode, x86_integer_DFmode_moves,
12797 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12798 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12799 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12800 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12801 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12802 Enable/disable for amdfam10.
12803 (override_options): Add amdfam10_cost to processor_target_table.
12804 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12805 processor_alias_table.
12806 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12807 (ix86_adjust_cost): Add code for amdfam10.
12809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12811 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12812 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12813 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12814 * config/i386/i386.h: Add builtin definition for SSE4A.
12815 * config/i386/i386.md: Add support for ABM instructions
12816 (popcnt and lzcnt).
12817 * config/i386/sse.md: Add support for SSE4A instructions
12818 (movntss, movntsd, extrq, insertq).
12819 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12820 Add -march=amdfam10 flag.
12821 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12822 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12824 * doc/extend.texi: Add documentation for SSE4A builtins.
12826 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12828 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12830 2007-02-05 Richard Guenther <rguenther@suse.de>
12832 * tree-vectorizer.h (vectorizable_function): Add argument type
12833 argument, change return type.
12834 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12835 * tree-vect-transform.c (vectorizable_function): Handle extra
12836 argument, return vectorized function decl.
12837 (build_vectorized_function_call): Remove.
12838 (vectorizable_call): Handle calls with result and argument types
12839 differing. Handle loop vectorization factor correctly.
12840 * targhooks.c (default_builtin_vectorized_function): Adjust for
12842 * targhooks.h (default_builtin_vectorized_function): Likewise.
12843 * target.h (builtin_vectorized_function): Add argument type
12845 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12846 extra argument, allow vectorizing of lrintf.
12847 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12848 documentation of target hook.
12850 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12853 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12854 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12855 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12857 2007-02-05 Roger Sayle <roger@eyesopen.com>
12859 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12860 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12861 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12862 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12863 before canonicalizing sincos to cexpi.
12864 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12866 2007-02-05 Roger Sayle <roger@eyesopen.com>
12868 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12869 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12870 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12872 2007-02-05 Roger Sayle <roger@eyesopen.com>
12874 * mips-tfile.c (initialize_init_file): Correct endianness test.
12876 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12878 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12879 the 'y' constraint.
12881 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12883 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12884 saves in a PARALLEL before the register assignments.
12886 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12888 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12889 DWARF_FRAME_RETURN_COLUMN to be a general register.
12890 * dwarf2out.c (init_return_column_size): New function, split from...
12891 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12892 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12893 to be nongeneral registers.
12894 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12896 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12897 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12899 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12901 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12903 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12905 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12906 (remove_path): Use can_remove_branch_p and remove_branch instead
12907 of loop_delete_branch_edge.
12908 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12909 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12910 Update profile using scale_dominated_blocks_in_loop.
12911 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12912 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12913 (can_remove_branch_p, remove_branch): Declare.
12914 * tree-cfg.c (tree_can_remove_branch_p): New function.
12915 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12916 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12917 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12919 2007-02-05 Jan Hubicka <jh@suse.cz>
12921 PR middle-end/30696
12922 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12923 nodes in cgraph, don't remove offline copy of the function.
12925 2007-02-04 Jan Hubicka <jh@suse.cz>
12927 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12928 vectors might cause maybe_lookup_element_for_expr to be called
12929 on non-sra-candidate.
12931 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12933 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12934 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12935 spelling conventions.
12937 2007-02-04 Richard Guenther <rguenther@suse.de>
12939 PR middle-end/30636
12940 * fold-const.c (try_move_mult_to_index): Make sure to not
12941 overflow one dimension of a multi-dimensional array access.
12943 2007-02-04 Jan Hubicka <jh@suse.cz>
12945 * passes.c (init_optimization_passes): Reindent.
12947 2007-02-04 Jan Hubicka <jh@suse.cz>
12948 Eric Botcazou <ebotcazou@adacore.com>
12950 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12951 (execute_fixup_cfg): Break out the abnormal goto code.
12952 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12953 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12954 (optimize_inline_calls): Call make_nonlocal_label_edges.
12956 2007-02-04 Jan Hubicka <jh@suse.cz>
12958 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12959 true when something was changed.
12960 (rename_ssa_copies): When something was changed, do
12961 TODO_remove_unused_locals.
12962 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12963 add TODO_remove_unused_locals when instruction was removed.
12965 2007-02-04 Jan Hubicka <jh@suse.cz>
12967 * ipa-inline.c (try_inline): Improve debug output; work on already
12969 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12970 call try_inline for already inlined edges too when flattening;
12971 inline also functions that make callee growth but overall unit size
12974 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12976 * config/m32c/bitops.md, config/m32c/jump.md,
12977 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12978 config/m32r/m32r.h, config/m32r/m32r.md,
12979 config/m32r/predicates.md, config/m68hc11/larith.asm,
12980 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12981 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12982 config/mips/mips-protos.h, config/mips/mips.c,
12983 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12984 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12985 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12986 spelling conventions.
12988 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12989 Follow spelling conventions.
12991 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12993 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12994 warn about C++0x compatibility.
12996 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12998 * config/h8300/h8300.c, config/h8300/h8300.h,
12999 config/h8300/h8300.md: Follow spelling conventions.
13001 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13003 PR middle-end/30667
13004 * combine.c (try_combine): Do not substitute source operand
13005 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13007 2007-02-03 Jan Hubicka <jh@suse.cz>
13009 PR gcov-profile/30650
13010 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13011 do not divide by zero for never executed counters.
13012 (tree_find_values_to_profile): Fix counters.
13013 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13015 2007-02-03 Ian Lance Taylor <iant@google.com>
13017 * lower-subreg.c (simple_move_operand): New static function,
13018 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13020 (simple_move): Call simple_move_operand.
13021 (find_decomposable_subregs): Add special handling of MEMs.
13022 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13023 meaning of return value. If we see a hard register, test whether
13024 it can store a word_mode value. Change all callers.
13026 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13028 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13029 ftrapv insns and expanders.
13030 (subdi3): Change define_expand operand 1 to arith11_operand, and
13031 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13032 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13033 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13036 PR middle-end/30174
13037 * varasm.c (notice_global_symbol): Treat global objects as weak when
13038 flag_shlib is true.
13040 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13042 * emit-rtl.c (dconstpi): Delete.
13043 (dconstsqrt2): New.
13044 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13045 * real.h (dconstpi): Delete.
13046 (dconstsqrt2): New.
13047 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13048 (fold_builtin_hypot): Likewise.
13050 2007-02-03 Tom Tromey <tromey@redhat.com>
13053 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13054 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13056 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13058 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13059 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13060 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13061 config/rs6000/cell.md, config/rs6000/darwin.h,
13062 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13063 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13064 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13065 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13066 typos. Follow spelling conventions.
13067 * doc/invoke.texi: Follow spelling conventions.
13069 2007-02-03 Roger Sayle <roger@eyesopen.com>
13071 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13072 canonicalization transformations that attempt to simplify integer
13073 constant comparisons to become comparisons against zero.
13075 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13077 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13079 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13080 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13082 2007-02-02 Mike Stump <mrs@apple.com>
13084 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13085 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13086 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13087 generate a branch island.
13089 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13091 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13092 (xtensa_legitimate_address_p): New.
13093 (xtensa_legitimize_address): New.
13094 (xtensa_output_addr_const_extra): New.
13095 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13097 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13098 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13099 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13100 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13101 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13102 (xtensa_legitimize_address): New.
13103 (xtensa_output_addr_const_extra): New.
13105 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13107 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13109 2007-02-02 Ian Lance Taylor <iant@google.com>
13111 * expmed.c (expand_divmod): Add comment.
13113 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13115 * emit-rtl.c (renumber_insns): Remove.
13116 * flags.h: Remove the extern for flag_renumber_insns.
13117 * rtl.h: Remove the prototype for renumber_insns.
13118 * toplev.c (flag_renumber_insns): Remove.
13120 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13122 Revert for x86 darwin:
13123 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13125 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13126 code before the following patch under TARGET_MACHO.
13127 (ix86_function_value_regno_p): Likewise.
13129 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13131 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13134 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13137 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13138 general or fp registers. Add comments.
13139 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13141 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13143 * pointer-set.c (insert_aux): Only return insertion slot.
13144 (pointer_set_insert): Adjust.
13145 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13146 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13147 pointer_map_traverse): New.
13148 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13149 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13150 pointer_map_contains, pointer_map_traverse): Declare.
13152 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13154 PR middle-end/30473
13155 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13156 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13158 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13160 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13162 (struct _dep): New type.
13163 (dep_t): New typedef.
13164 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13165 (DEP_STATUS): New access macro. The macro with the same name was
13166 renamed to DEP_LINK_STATUS.
13167 (dep_init): Declare function
13169 (struct _dep_link): New type.
13170 (dep_link_t): New typedef.
13171 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13172 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13173 (DEP_LINK_STATUS): New macro.
13174 (debug_dep_links): New debug function.
13176 (struct _deps_list): New type.
13177 (deps_list_t): New typedef.
13178 (DEPS_LIST_FIRST): New access macro.
13179 (FOR_EACH_DEP_LINK): New cycle macro.
13180 (create_deps_list, free_deps_list, delete_deps_list): Declare
13182 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13183 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13184 (copy_deps_list_change_con): Ditto.
13186 (move_dep_link): Declare function.
13188 (struct _dep_node): New type.
13189 (dep_node_t): New typedef.
13190 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13192 (struct haifa_insn_data.back_deps): New field to hold backward
13193 dependencies of the insn.
13194 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13196 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13197 Change its type to deps_list_t.
13198 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13199 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13200 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13202 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13204 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13206 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13208 (dep_cost): Declare.
13210 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13211 (ds_to_dk, dk_to_ds): New functions.
13213 (init_dep_1): New static function.
13214 (init_dep): New function.
13215 (copy_dep): New static function.
13217 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13219 (detach_dep_link): New static function.
13220 (move_dep_link): New function.
13222 (dep_links_consistent_p, dump_dep_links): New static functions.
13223 (debug_dep_links): New debugging function.
13225 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13227 (alloc_deps_list, init_deps_list): New static functions.
13228 (create_deps_list): New function.
13229 (clear_deps_list): New static function.
13230 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13231 (deps_list_consistent_p, dump_deps_list): New static functions.
13232 (debug_deps_list): New function.
13233 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13235 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13237 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13238 use new scheduler dependencies lists.
13239 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13240 (sched_analyze): Ditto. Initialize dependencies lists.
13241 (add_forw_dep, compute_forward_dependences): Update to use new
13242 scheduler dependencies lists.
13244 (init_dependency_caches): Init deps_obstack.
13245 (free_dependency_caches): Free deps_obstack.
13247 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13248 new scheduler dependencies lists.
13249 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13250 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13252 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13253 Update to use new scheduler dependencies lists.
13254 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13255 (debug_dependencies): Ditto.
13256 (schedule_region): Update comments.
13258 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13259 scheduler dependencies lists.
13260 (schedule_ebb): Update comments.
13262 * rtl.def (DEPS_LIST): Remove.
13264 * lists.c (unused_deps_list): Remove.
13265 (free_list): Update assertions.
13267 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13268 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13270 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13271 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13273 * haifa-sched.c (comments): Update.
13274 (insn_cost1): Remove. Inline the code into insn_cost ().
13275 (insn_cost): Update to use new scheduler dependencies lists. Move
13276 processing of the dependency cost to dep_cost ().
13277 (dep_cost): New function. Use it instead of insn_cost () when
13278 evaluating cost of the dependency. Use compatible interface to
13279 interact with the target.
13280 (priority): Update to use new scheduler dependencies lists.
13281 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13282 with greater number of insns that depend on the insn.
13283 (schedule_insn): Update to use new scheduler dependencies lists. Add
13284 code to free backward dependencies lists. Inline and optimize code
13285 from resolve_dep () - see PR28071.
13286 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13287 lists. Update call to targetm.sched.is_costly_dependence hook.
13289 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13290 scheduler dependencies lists.
13292 (resolve_dep): Remove. Move the logic to schedule_insn ().
13293 (init_h_i_d): Initialize dependencies lists.
13295 (process_insn_depend_be_in_spec): Rename to
13296 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13297 dependencies lists.
13298 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13299 Update to use new scheduler dependencies lists.
13300 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13302 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13303 new scheduler dependencies lists.
13304 (build_intra_loop_deps): Ditto.
13306 * target.h (struct _dep): Declare to use in
13307 gcc_target.sched.is_costly_dependence.
13308 (struct gcc_target.sched.adjust_cost): Fix typo.
13309 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13310 single dep_t parameter instead of an equivalent triad.
13311 (struct gcc_target.sched.adjust_cost_2): Remove.
13313 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13315 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13317 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13319 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13321 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13322 (REG_DEP_TRUE): Document.
13324 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13325 Change signature to correspond to the targetm.sched.adjust_cost hook.
13326 Update use in TARGET_SCHED_ADJUST_COST_2.
13327 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13328 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13329 new scheduler dependencies lists.
13330 (ia64_gen_check): Ditto.
13332 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13333 dependencies lists.
13335 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13336 signature to correspond to the targetm.sched.is_costly_dependence hook.
13337 (is_costly_group): Update to use new scheduler dependencies lists.
13339 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13340 instead of INSN_COST () macro.
13342 2007-02-01 Ian Lance Taylor <iant@google.com>
13344 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13346 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13348 * pa.md (tp_load): Correct mfctl instruction syntax.
13350 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13352 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13353 altivec_padding_size calculation on AIX. Improve comment, add
13354 assert to verify that it's right.
13356 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13359 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13361 PR inline-asm/28686
13362 * global.c (global_alloc): Add mising initialization of
13365 2007-02-01 Roger Sayle <roger@eyesopen.com>
13367 * alias.c (init_alias_analysis): Correct whitespace.
13368 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13369 partition_hot_cold_basic_blocks): Likewise.
13370 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13371 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13372 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13373 fold_builtin_snprintf_chk, fold_builtin_printf,
13374 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13375 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13376 * cfgcleanup.c (cleanup_cfg): Likewise.
13377 * cfgexpand.c (tree_expand_cfg): Likewise.
13378 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13379 * function.c (get_next_funcdef_no): Likewise.
13380 * gengtype.c (main): Likewise.
13381 * genmodes.c (main): Likewise.
13382 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13383 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13384 * ifcvt.c (noce_emit_move_insn): Likewise.
13385 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13387 * stor-layout.c (get_best_mode): Likewise.
13388 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13389 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13390 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13391 perform_var_substitution, solve_graph): Likewise.
13392 * tree-vrp.c (vrp_finalize): Likewise.
13394 2007-02-01 Ian Lance Taylor <iant@google.com>
13396 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13397 high part of a paradoxical subreg, return a constant zero.
13399 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13401 * toplev.c (lang_dependent_init): Call init_set_costs.
13402 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13404 2007-02-01 Richard Guenther <rguenther@suse.de>
13406 PR middle-end/30656
13407 * fold-const.c (fold_negate_expr): Allow negating a
13408 constant if overflow does not change.
13410 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13412 * doc/c-tree.texi (Expression trees): Improve markup.
13413 * doc/tm.texi (Register Classes, Addressing Modes)
13414 (Floating Point): Fix spacing after abbreviations. Fix some
13417 2007-02-01 Ben Elliston <bje@au.ibm.com>
13419 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13420 * doc/contrib.texi: Likewise.
13421 * doc/install.texi: Likewise.
13423 2007-01-31 Richard Henderson <rth@redhat.com>
13424 Ian Lance Taylor <iant@google.com>
13426 * lower-subreg.c: New file.
13427 * rtl.def (CONCATN): Define.
13428 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13429 pass_lower_subreg2.
13430 * emit-rtl.c (update_reg_offset): New static function, broken out
13431 of gen_rtx_REG_offset.
13432 (gen_rtx_REG_offset): Call update_reg_offset.
13433 (gen_reg_rtx_offset): New function.
13434 * regclass.c: Revert patch of 2006-03-05, restoring
13436 (clear_reg_info_regno): New function.
13437 * dwarf2out.c (concatn_loc_descriptor): New static function.
13438 (loc_descriptor): Handle CONCATN.
13439 * common.opt (fsplit_wide_types): New option.
13440 * opts.c (decode_options): Set flag_split_wide_types when
13442 * timevar.def (TV_LOWER_SUBREG): Define.
13443 * rtl.h (gen_reg_rtx_offset): Declare.
13444 (reg_scan_update): Declare.
13445 * regs.h (clear_reg_info_regno): Declare.
13446 * tree-pass.h (pass_lower_subreg): Declare.
13447 (pass_lower_subreg2): Declare.
13448 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13449 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13450 -fsplit-wide-types.
13451 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13452 * Makefile.in (OBJS-common): Add lower-subreg.o.
13453 (lower-subreg.o): New target.
13455 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13457 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13459 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13462 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13464 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13466 PR middle-end/29335
13467 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13469 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13471 * cfgloop.h: Include vec-prim.h.
13472 (enum li_flags): Remove LI_ONLY_OLD.
13473 (loop_iterator): Changed.
13474 (fel_next, fel_init): Iterate over loop tree.
13475 (FOR_EACH_LOOP_BREAK): New macro.
13476 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13478 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13479 * modulo-sched.c (sms_schedule): Ditto.
13480 * tree-vectorizer.c (vectorize_loops): Ditto.
13481 * doc/loop.texi: Update information on loop numbering and behavior of
13482 FOR_EACH_LOOP wrto new loops.
13483 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13484 add_to_evolution_1): Test nestedness of loops instead of comparing
13486 * tree-chrec.c (chrec_fold_plus_poly_poly,
13487 chrec_fold_multiply_poly_poly, chrec_evaluate,
13488 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13489 reset_evolution_in_loop): Ditto.
13490 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13492 2007-01-31 Dirk Mueller <dmueller@suse.de>
13494 * c-common.c (warn_about_parentheses): Separate warning about
13495 un-parenthized sequence of comparison operators from the one
13496 which is supposed to warn about x <= y <= z.
13498 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13500 * optabs.h (enum optab_index): Add new OTI_isinf.
13501 (isinf_optab): Define corresponding macro.
13502 * optabs.c (init_optabs): Initialize isinf_optab.
13503 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13505 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13506 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13508 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13509 expand_builtin_interclass_mathfn.
13510 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13511 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13512 (fxam<mode>2_i387): New insn pattern.
13513 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13514 built-in functions as x87 inline asm.
13516 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13518 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13520 2007-01-30 Eric Christopher <echristo@apple.com>
13522 * config.gcc: Add geode.
13524 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13526 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13527 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13528 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13529 value-prof.c: Fix comment typos.
13531 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13534 * doc/invoke.texi (Wpointer-arith): Document warning.
13536 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13538 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13539 the list of discrepancies from the draft TR.
13541 2007-01-30 Dirk Mueller <dmueller@suse.de>
13544 * doc/invoke.texi (-Wreturn-type): Update description to
13545 match new behavior.
13547 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13549 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13551 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13553 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13554 to handle optabs that operate on floating point input argument and
13555 output to integer output.
13556 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13557 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13558 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13559 expand_builtin_interclass_mathfn ().
13560 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13561 (ilogbsi2): Remove.
13562 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13563 ilogbl built-in functions as x87 intrinsics.
13565 2007-01-30 Richard Guenther <rguenther@suse.de>
13567 PR middle-end/27657
13568 * dwarf2out.c (reference_to_unused): Query varpool if the
13569 variable was output.
13571 2007-01-30 Richard Guenther <rguenther@suse.de>
13573 PR middle-end/30313
13574 * passes.c (execute_one_pass): Reset in_gimple_form to not
13575 confuse non-unit-at-a-time mode.
13577 2007-01-29 Roger Sayle <roger@eyesopen.com>
13578 Richard Guenther <rguenther@suse.de>
13580 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13581 avoid undefined behaviour on overflow. Use force_fit_type_double
13582 to construct the constant with the specified TREE_OVERFLOW.
13584 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13586 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13587 * config/dfp-bit.h: Ditto.
13589 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13591 * c-decl.c (pop_scope): Replace warnings with call to
13592 warn_for_unused_label.
13593 * c-common.h (warn_for_unused_label): Declare.
13594 * c-common.c (warn_for_unused_label): Define.
13596 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13598 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13601 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13603 * Makefile.in (USER_H): Remove decfloat.h.
13604 * ginclude/decfloat.h: Delete, moving contents to ...
13605 * ginclude/float.h: Add support for decimal floating point,
13606 guarded by __STDC_WANT_DEC_FP__.
13608 2007-01-29 Mike Stump <mrs@apple.com>
13610 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13611 Analysis and Representation to resolve case insensitive conflict.
13612 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13614 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13616 * tree.h (struct tree_memory_tag): Add aliases member.
13617 (MTAG_ALIASES): New macro.
13618 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13619 (add_may_alias): Remove pointer-set. Update for may_aliases being
13621 (mark_aliases_call_clobbered): Update for may_aliases being a
13623 (compute_tag_properties): Ditto.
13624 (create_partition_for): Ditto.
13625 (compute_memory_partitions): Ditto.
13626 (dump_may_aliases_for): Ditto.
13627 (is_aliased_with): Ditto.
13628 (add_may_alias_for_new_tag): Ditto.
13629 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13630 (compute_is_aliased): New function.
13631 (compute_may_aliases): Call compute_is_aliased).
13632 (init_alias_info): Initialize alias_bitmap_obstack.
13633 (union_alias_set_into): New function.
13634 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13635 (have_common_aliases_p): Rewrite to take two bitmaps and use
13637 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13638 Update for bitmaps.
13639 (finalize_ref_all_pointers): Update for add_may_alias changes.
13640 (new_type_alias): Ditto.
13641 * tree-flow-inline.h (may_aliases): Return a bitmap.
13642 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13643 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13644 may_aliases being a bitmap.
13645 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13646 may_aliases now returns a bitmap.
13647 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13649 * tree-ssa-operands.c (add_virtual_operand): Update for
13650 may_aliases being a bitmap.
13652 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13654 PR tree-optimization/30630
13655 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13656 variable as changed.
13658 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13661 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13662 expanded only once even if an error occurs.
13664 2007-01-29 Ben Elliston <bje@au.ibm.com>
13666 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13667 (__gcov_average_profiler): Likewise.
13668 (__gcov_ior_profiler): Likewise.
13669 (__gcov_merge_ior): Likewise.
13671 2007-01-28 Jan Hubicka <jh@suse.cz>
13673 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13674 * value-prof.c (stringop_block_profile): Likewise.
13676 2007-01-28 Jan Hubicka <jh@suse.cz>
13678 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13679 variant handling histograms; add wrapper.
13680 (clear_storage_via_libcall): Export.
13681 (emit_block_move_hints): Break out from ...; add histograms.
13682 (emit_block_move): ... this one.
13683 (clear_storage_hints): Break out from ...; add histograms.
13684 (clear_storage): ... this one.
13685 (set_storage_via_memset): Handle histogram.
13686 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13687 (clear_storage_hints, clear_storage_via_libcall): Declare.
13688 (set_storage_via_setmem): Update prototype.
13689 * doc/md.texi (movmem, setmem): Document new arguments.
13691 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13693 (stringop_block_profile): New global function.
13694 (tree_stringops_values_to_profile): Profile block size and alignment.
13695 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13697 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13698 (stringop_block_profile): Declare.
13699 * builtins.c: Include value-prof.h.
13700 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13701 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13702 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13703 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13704 * profile.c (instrument_values): Add new counters.
13705 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13707 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13708 (tree_init_edge_profiler): Build new profilers.
13709 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13710 (pass_tree_profile): Add dump.
13711 (tree_profile_hooks): Update.
13712 * Makefile.in (LIBGCOV): Add new constants.
13713 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13714 __gcov_ior_profiler): New.
13715 * i386.md (movmem/setmem expanders): Add new optional arguments.
13717 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13719 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13721 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13723 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13724 (tree_unswitch_single_loop): Pass eni_size_weights to
13725 tree_num_loop_insns.
13726 * tree-ssa-loop-manip.c: Include tree-inline.h.
13727 (can_unroll_loop_p): Pass eni_size_weights to
13728 tree_num_loop_insns.
13729 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13730 Pass eni_size_weights to estimate_num_insns.
13731 * tree.h (init_inline_once): Export.
13732 * toplev.c (backend_init): Call init_inline_once.
13733 * cgraphunit.c (cgraph_process_new_functions,
13734 cgraph_analyze_function): Pass eni_inlining_weights to
13735 estimate_num_insns.
13736 * ipa-inline.c (compute_inline_parameters): Ditto.
13737 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13738 to estimate_num_insns.
13739 (try_unroll_loop_completely): Pass eni_size_weights to
13740 tree_num_loop_insns.
13741 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13742 ot estimate_num_insns.
13743 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13744 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13745 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13746 eni_time_weights): New variables.
13747 (init_inline_once): Initialize them.
13748 (struct eni_data): Mew.
13749 (estimate_num_insns_1, estimate_num_insns): Use weights.
13750 * tree-inline.h (struct eni_weights_d): New.
13751 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13752 (estimate_num_insns): Declaration changed.
13753 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13754 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13755 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13757 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13759 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13760 relations in the conflict function is valid.
13762 2007-01-27 Ian Lance Taylor <iant@google.com>
13764 * common.opt: Add fstrict-overflow.
13765 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13766 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13767 (TYPE_OVERFLOW_UNDEFINED): Define.
13768 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13770 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13771 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13772 (fold_negate_expr): Likewise.
13773 (make_range): Likewise.
13774 (extract_muldiv_1): Likewise.
13775 (maybe_canonicalize_comparison): Likewise.
13776 (fold_comparison): Likewise.
13777 (fold_binary): Likewise.
13778 (tree_expr_nonnegative_p): Likewise.
13779 (tree_expr_nonzero_p): Likewise.
13780 * tree-vrp.c (compare_values): Likewise.
13781 (extract_range_from_binary_expr): Likewise.
13782 (extract_range_from_unary_expr): Likewise.
13783 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13785 (nowrap_type_p): Likewise.
13786 * tree-scalar-evolution.c (simple_iv): Likewise.
13787 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13788 (build_range_check): Likewise.
13789 (extract_muldiv_1): Likewise.
13790 (fold_comparison): Likewise.
13791 * tree-vrp.c (vrp_int_const_binop): Likewise.
13792 (extract_range_from_unary_expr): Likewise.
13793 * convert.c (convert_to_integer): Likewise.
13794 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13795 (fold_comparison): Likewise.
13796 (fold_binary): Likewise.
13797 * optabs.c (optab_for_tree_code): Likewise.
13798 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13799 * simplify-rtx.c (simplify_const_relational_operation): Check
13800 flag_strict_overflow and flag_trapv.
13801 (simplify_const_relational_operation): Likewise.
13802 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13803 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13806 2007-01-27 Roger Sayle <roger@eyesopen.com>
13808 * tree.c (tree_fold_gcd): Delete.
13809 * tree.h (tree_fold_gcd): Remove prototype.
13810 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13811 test whether one constant integer is a multiple of another. Instead
13812 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13813 * fold-const.c (multiple_of_p): We've determined both TOP and
13814 BOTTOM are integer constants so we can call int_const_binop directly
13815 instead of the more generic const_binop.
13817 2007-01-27 Roger Sayle <roger@eyesopen.com>
13819 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13820 1*X check that the constant hasn't overflowed, to preserve the
13822 (round_up): Provide an efficient implementation when rouding-up an
13823 INTEGER_CST to a power-of-two.
13825 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13827 * doc/sourcebuild.texi: Add comma for clarity.
13828 * doc/extend.texi: Fix some typos.
13829 * doc/passes.texi: Likewise.
13830 * doc/cppinternals.texi: Likewise.
13831 * doc/c-tree.texi: Likewise.
13832 * doc/tree-ssa.texi: Likewise.
13833 * doc/install.texi: Likewise.
13835 2007-01-27 Jan Hubicka <jh@suse.cz>
13837 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13838 (pass_sra): Do not require alias information.
13839 * passes.c (init_optimization_passes): Add SRA
13841 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13843 * tracer.c (rest_of_handle_tracer): We already cleaned
13844 up the CFG in tracer() so don't do it here again.
13845 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13846 cleanup_cfg here, either. And don't call renumber_insns.
13848 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13849 and BB_HEAD are in the insn stream here. Instead make sure
13850 that BB_INSN is valid on all insns. Also, do check here that
13851 there are no pending branch predictions...
13852 (rtl_verify_flow_info): ...instead of doing it here. Checks
13853 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13856 2007-01-26 Roger Sayle <roger@eyesopen.com>
13858 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13859 function to simplify/factorize operand order canonicalization.
13860 (ix86_fixup_binary_operands): Reorganize using the above function.
13861 (ix86_binary_operator_ok): Likewise.
13863 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13865 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13866 file scope from optimize_attrs.
13867 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13869 (optimize_attrs): Clear insn_code_values after freeing it.
13871 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13873 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13874 a parts.base assignment.
13876 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13878 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13879 (compute_subscript_distance, initialize_data_dependence_relation,
13880 finalize_ddr_dependent, analyze_ziv_subscript,
13881 analyze_siv_subscript_cst_affine,
13882 compute_overlap_steps_for_affine_univar,
13883 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13884 analyze_siv_subscript, analyze_miv_subscript,
13885 analyze_overlapping_iterations, subscript_dependence_tester_1,
13886 compute_self_dependence, free_dependence_relation): Work
13887 with affine_fn instead of chrecs.
13888 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13889 common_affine_function, affine_function_base,
13890 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13891 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13892 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13893 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13894 (all_chrecs_equal_p): Removed.
13895 * tree-data-ref.h (affine_fn, conflict_function): New types.
13896 (struct subscript): Change type of conflicting_iterations_in_a
13897 and conflicting_iterations_in_b.
13899 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13902 * config/pa/pa.h (TARGET_HPUX_11): New.
13903 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13904 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13906 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13907 Richard Guenther <rguenther@suse.de>
13909 * tree-ssa-structalias.c (solve_graph): Handle case
13910 we merged the variable to another.
13912 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13914 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13917 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13918 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13920 2007-01-25 DJ Delorie <dj@redhat.com>
13922 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13923 allow changes to modes which don't fit in those registers.
13925 * reload1.c (choose_reload_regs): Check for invalid subregs before
13926 computing their locations, not after.
13928 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13931 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13932 save Altivec registers in an eh_return function.
13933 (compute_vrsave_mask): Likewise.
13934 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13935 for saving Altivec registers.
13936 (rs6000_emit_prologue): Don't allocate stack twice in
13937 eh_return function. Correct expected value of altivec_save_offset
13938 when using save_world. Describe save of R0 to stack when using
13939 save_world. Describe stack pointer adjustment when using
13940 save_world. Remove duplicated eh_return parameter register saving.
13941 Update sp_offset variable after save_world.
13942 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13944 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13945 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13948 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13950 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13952 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13955 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13956 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13958 2007-01-25 Richard Guenther <rguenther@suse.de>
13960 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13961 * common.opt (-Wcoverage-mismatch): New warning option.
13962 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13963 if -Wcoverage-mismatch is given.
13965 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13967 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13968 (ipcp_driver): Change to static definition.
13969 Add dumping of the ifunctions.
13970 (constant_val_insert): Remove unused parameter. Support for SSA.
13971 (ipcp_propagate_const): Support for SSA.
13972 (ipcp_profile_bb_print): Print only analyzed nodes.
13973 (ipcp_replace_map_create): Remove support for Fortran constant
13975 * ipa-prop.c (ipa_method_modify_stmt,
13976 ipa_callsite_compute_param): Support for SSA.
13977 * ipa-prop.h (ipcp_driver): Remove declaration.
13978 (IS_VALID_TREE_MAP_INDEX): Add define.
13980 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13982 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13984 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13986 PR middle-end/30447
13987 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13988 constant argument to cabs and do it without checking for
13989 -funsafe-math-optimizations.
13991 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13993 * c-common.h (RID_FIRST_CXX0X): New.
13994 (RID_LAST_CXX0X): New.
13995 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13997 * c.opt (Wc++0x-compat): New.
13998 * doc/invoke.texi (-Wc++0x-compat): Document.
14000 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14002 * builtins.c (fold_builtin_carg): New.
14003 (fold_builtin_1): Use it.
14005 2007-01-24 Jan Hubicka <jh@suse.cz>
14007 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14009 * ipa-inline.c (initial_insns, max_insns): Delete.
14010 (compute_max_insns): New function.
14011 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14012 of insns as base for code growth.
14013 (cgraph_decide_inlining): Make initial_insns local; do not compute
14015 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14016 * doc/invoke.texi (inline-unit-growth): Update docs.
14018 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14020 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14021 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14022 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14023 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14024 for CPUs that have PTA_CX16 set.
14026 PR middle-end/27416
14027 * gimplify.c (omp_check_private): New function.
14028 (gimplify_scan_omp_clauses): Use it for
14029 firstprivate/lastprivate/reduction.
14031 PR middle-end/30494
14032 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14033 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14035 PR middle-end/30421
14036 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14037 If lower_lastprivate_clauses emits some statements, append them
14038 to dlist rather than body_p and to body_p append an initializer.
14039 (lower_omp_for): Adjust caller.
14041 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14043 * target.h (globalize_decl_name): New.
14044 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14045 * output.h (default_globalize_decl_name): New.
14046 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14048 (globalize_decl): Ditto.
14049 (default_globalize_decl_name): New.
14050 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14051 (ia64_handle_version_id_attribute): New.
14052 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14053 (ia64_asm_output_external): Use globalize_decl_name instead
14054 of globalize_label.
14055 * doc/extend.texi (version_id): New pragma.
14056 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14058 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14060 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14061 _uleb128_t and _Unwind_SWord with _sleb128_t.
14062 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14063 uw_frame_state_for, uw_update_context_1): Likewise.
14064 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14065 * unwind-pe.h (read_uleb128, read_sleb128,
14066 read_encoded_value_with_base): Likewise.
14067 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14069 2007-01-24 Richard Guenther <rguenther@suse.de>
14071 * builtins.c (expand_builtin_cexpi): Get the fndecl
14072 for cexp in the correct way.
14074 2007-01-24 Jan Hubicka <jh@suse.cz>
14076 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14078 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14080 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14081 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14082 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14083 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14084 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14085 __SIZEOF_PTRDIFF_T__.
14086 * doc/cpp.texi: Documentation for the new builtin macros added.
14088 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14090 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14091 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14092 instead of operands[2] to avoid access past the end of array.
14094 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14096 * reload1.c (emit_reload_insns): Pass the reload register
14097 for a non-spill output reload through forget_old_reloads_1.
14099 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14101 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14102 _SOFT_DOUBLE if doubles use software floating-point.
14103 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14104 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14105 * config/rs6000/darwin-ldouble.c: Also compile functions for
14106 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14107 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14108 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14109 commented-out long double override.
14110 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14111 * config/rs6000/eabispe.h: Likewise.
14112 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14113 long double for non-SPE.
14114 (rs6000_handle_option): Likewise.
14115 (invalid_e500_subreg): Disallow more subregs involding DImode,
14116 DFmode, TImode or TFmode.
14117 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14119 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14121 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14122 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14124 (rs6000_legitimate_address): Also check for TFmode for E500
14126 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14127 (spe_build_register_parallel): Handle TFmode and TCmode.
14128 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14130 (function_arg): Handle TFmode and TCmode for E500 double.
14131 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14133 (print_operand): Handle TFmode and TImode for %y.
14134 (rs6000_generate_compare): Handle TFmode comparisons for E500
14136 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14137 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14138 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14139 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14140 TFmode for E500 double.
14141 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14142 (floatsidf2): Enable for E500 double.
14143 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14144 (extenddftf2): Change to extenddftf2_fprs.
14145 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14146 depending on TARGET_E500_DOUBLE.
14147 (extendsftf2): Enable for E500 double.
14148 (trunctfdf2): Enable for E500 double.
14149 (trunctfsf2): Change to trunctfsf2_fprs.
14150 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14151 depending on TARGET_E500_DOUBLE.
14152 (floatsitf2): Enable for E500 double.
14153 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14154 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14155 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14156 (negtf2): Change to negtf2_internal.
14157 (negtf2): New expander.
14158 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14159 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14160 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14161 (movdi_internal32): Use rs6000_nonimmediate_operand.
14162 (unnamed splitter): Likewise.
14163 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14164 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14165 (SPE64TF, DITI): New mode macros.
14166 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14169 (frob_<mode>_di_2): New.
14170 (frob_tf_di_8_2): New.
14171 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14173 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14175 (frob_ti_<mode>_8_2): New.
14176 (frob_ti_tf_2): New.
14177 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14178 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14180 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14181 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14182 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14183 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14184 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14185 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14188 2007-01-23 Ian Lance Taylor <iant@google.com>
14190 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14192 (OBJS-archive): Reformat, alphabetize.
14193 (OBJS): Change out_object_file to OBJS-md.
14195 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14197 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14198 JUMP_P and CALL_P predicates where applicable.
14199 * config/i386/i386.c: Ditto.
14200 * config/i386/i386.md: Ditto.
14201 * config/i386/mmx.md: Ditto.
14202 * config/i386/predicates.md: Ditto.
14204 2007-01-22 Andreas Schwab <schwab@suse.de>
14206 * config/m68k/m68k.h: Fix comment.
14208 2007-01-22 Jan Hubicka <jh@suse.cz>
14210 * passes.c (init_optimization_passes): Do not rerun
14211 pass_early_warn_uninitialized.
14213 2007-01-22 Richard Guenther <rguenther@suse.de>
14215 PR tree-optimization/30038
14216 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14218 (execute_cse_sincos_1): Likewise.
14219 (execute_cse_sincos): Likewise.
14220 (gate_cse_sincos): Likewise.
14221 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14222 the cexpi() canonicalization of sincos().
14223 * tree-pass.h (pass_cse_sincos): Declare.
14224 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14226 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14228 PR rtl-optimization/29329
14229 * combine.c (replaced_rhs_insn): Rename to i2mod.
14230 (replaced_rhs_value): Rename to i2mod_new_rhs.
14231 (i2mod_old_rhs): New global variable.
14232 (combine_instructions): Adjust for above change. Save a copy of
14233 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14234 note are substituted in the second instruction.
14235 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14236 ditch the note if it pertains to the second eliminated register
14237 and this register is mentioned in i2mod_old_rhs.
14240 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14242 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14243 the insn to which the note was originally attached.
14245 2007-01-21 Jan Hubicka <jh@suse.cz>
14247 * ipa-inline.c (inlining_mode): Comment, move up.
14248 (cgraph_decide_inlining_incrementally): Do not perform inlining
14249 itself; fix handling of flattening of self recursive functions.
14250 (cgraph_find_cycles): Remove.
14251 (cgraph_flatten_node): Remove.
14252 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14253 (try_inline): New function.
14254 (cgraph_early_inlining): Update call of
14255 cgraph_decide_inlining_incrementally. Apply inlining here.
14256 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14258 2007-01-21 Dirk Mueller <dmueller@suse.de>
14261 * tree-vrp.c (check_array_bounds): do not warn
14262 about ADDR_EXPR's of ARRAY_REF's which are immediately
14263 used in binary expressions.
14265 2007-01-21 Ira Rosen <irar@il.ibm.com>
14267 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14268 read_write_dep and macros for its access.
14269 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14270 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14271 argument, call vect_check_interleaving for every independent pair of
14272 data-refs. Mark loads that access the same memory location as a store
14274 (vect_check_dependences): Remove.
14275 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14276 call, fix the call to vect_analyze_data_ref_dependence.
14277 (vect_analyze_data_ref_access): For statements that access the same
14278 data-ref, check that they are not stores; for loads, check that there
14279 is no store that access the same location.
14281 2007-01-20 Roger Sayle <roger@eyesopen.com>
14282 Joseph Myers <joseph@codesourcery.com>
14284 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14285 (-fdump-rtl-stack): Likewise.
14286 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14287 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14288 (-mpt-fixed): Use @minus{} for minus sign.
14289 (Using Precompiled Headers): Fix under/overfull hbox.
14291 2007-01-20 Jan Hubicka <jh@suse.cz>
14293 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14294 place within annotation.
14296 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14298 * pa.c (output_move_double): Change array size of xoperands to 4.
14300 2007-01-20 Jan Hubicka <jh@suse.cz>
14302 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14305 2007-01-19 Ian Lance Taylor <iant@google.com>
14307 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14308 constant to unsigned HOST_WIDE_INT before negating.
14310 2007-01-19 Ian Lance Taylor <iant@google.com>
14312 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14314 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14315 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14316 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14317 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14318 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14319 (realloc_vdef, realloc_vuse): Change second parameter to
14321 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14322 fields to unsigned.
14323 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14324 unsigned. Change x and lim locals to unsigned.
14325 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14327 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14328 (copy_virtual_operands): Change i and n locals to unsigned.
14330 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14332 PR middle-end/29335
14333 * builtins.c (fold_builtin_1): Handle builtin fdim.
14335 2007-01-20 Jan Hubicka <jh@suse.cz>
14337 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14338 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14339 init_alias_heapvars.
14340 (init_alias_heapvars): Initialize only when not already initialized.
14341 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14343 2007-01-19 Roger Sayle <roger@eyesopen.com>
14345 * common.opt (fsigned-zeros): New command line option.
14346 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14347 of flag_unsafe_math_optimizations.
14348 * opts.c (set_fast_math_flags): The -ffast-math command line option
14349 implies -fno-signed-zeros.
14350 (fast_math_flags_set_p): Likewise.
14352 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14353 the documentation of -ffast-math appropriately. Wrap long lines.
14355 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14357 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14358 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14360 2007-01-19 Tomas Bily <tbily@suse.cz>
14362 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14364 (tree_init_ic_make_global_vars): New function
14365 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14366 (tree_gen_ic_profiler): New function
14367 (tree_gen_ic_func_profiler): New function
14368 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14369 (tree_profile_hooks): Added hook for indirec/virtual calls
14370 * value-prof.c (tree_find_values_to_profile): New case for
14372 (tree_values_to_profile): Call for determining indirect/virtual
14374 (tree_indirect_call_to_profile): New function
14375 (tree_ic_transform): New function
14376 (tree_ic): New function
14377 (find_func_by_pid): New function
14378 (init_pid_map): New function
14379 (tree_value_profile_transformations): Added check for
14380 indirect/virtual call transformation
14381 * value-prof.h (enum hist_type): New counter type for
14382 indirect/virtual calls
14383 (profile_hooks): Added new hook for profiling indirect/virtual
14385 * profile.c (instrument_values): New case for indirect/virtual
14387 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14388 (GCOV_COUNTER_V_INDIR): New counter type
14389 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14390 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14392 * cgraph.c: Definition of cgraph_max_pid
14393 (cgraph_create_node): Default init of pid attribute
14394 * cgraph.h: Declaration of cgraph_max_pid
14395 (struct cgraph_node): Added pid attribute
14396 * libgcov.c (__gcov_indirect_call_profiler): New function
14397 (__gcov_one_value_profiler_body): New function
14398 (__gcov_one_value_profiler): Body was moved to
14399 __gcov_one_value_profiler_body and calls it
14401 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14403 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14404 * gengtype.c (write_types_data, write_func_for_structure,
14405 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14406 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14407 (walk_type, write_func_for_structure): Generate the mark_hook if
14410 2007-01-19 Jan Hubicka <jh@suse.cz>
14412 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14413 'early' argument take inlining mode argument specifying whether to
14414 inline for size/speeed or all functions; add support for flattening;
14416 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14418 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14421 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14422 the name of the declared identifier.
14424 2007-01-19 Dirk Mueller <dmueller@suse.de>
14426 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14427 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14428 duplicate evaluation.
14430 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14432 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14433 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14434 to XFMode, use acosxf2 and truncate result to requested mode.
14435 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14436 (asin<mode>2): Similarly, with asin expanders.
14437 (*fscalexf4_i387): Rename from *fscalexf4.
14438 (expNcorexf3): New expander.
14439 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14440 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14441 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14442 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14443 patterns for SSE math.
14444 (exp10<mode>2): Similarly, with exp10 expanders.
14445 (exp2<mode>2): Similarly, with exp2 expanders.
14446 (expm1<mode>2): Similarly, with expm1 expanders.
14447 (ldexp<mode>3): Similarly, with ldexp expanders.
14448 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14449 Use gen_truncxf<mode>2_i387_noop to truncate result.
14451 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14453 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14454 for ColdFire targets.
14456 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14457 Richard Sandiford <richard@codesourcery.com>
14459 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14460 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14461 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14462 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14463 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14464 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14468 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14469 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14470 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14471 (*adddi_dilshr32_cf): New pattern.
14472 (adddi3, subdi3): Remove first alternatives.
14474 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14476 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14477 implemented using move.l, do not use its cc result for floating-point
14480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14482 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14483 from accepting 's' constraints if flag_pic.
14485 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14487 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14488 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14489 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14490 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14492 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14494 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14495 ColdFire alternatives.
14496 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14497 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14498 architectures that support ff1 instruction.
14500 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14501 Julian Brown <julian@codesourcery.com>
14503 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14504 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14505 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14510 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14512 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14513 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14514 HOST_WIDE_INT instead of an rtx.
14515 (m68k_rtx_costs): Update call accordingly.
14516 (output_move_const_into_data_reg): Likewise. Fix formatting.
14517 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14519 (output_move_simode_const): Update calls after above changes.
14520 Rework to use automatic variables and predicates like MEM_P.
14521 * config/m68k/m68k.md (pushexthisi_const): Update call to
14524 2007-01-19 Dirk Mueller <dmueller@suse.de>
14526 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14527 in dump_flags test.
14529 2007-01-19 Richard Guenther <rguenther@suse.de>
14531 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14532 via cexp in case sincos is not available.
14534 2007-01-19 Richard Guenther <rguenther@suse.de>
14536 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14537 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14538 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14539 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14540 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14541 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14542 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14543 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14545 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14547 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14549 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14550 (atan2xf3): Directly generate RTL pattern.
14551 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14552 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14553 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14554 disable patterns for SSE math.
14555 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14556 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14557 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14558 disable patterns for SSE math.
14560 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14562 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14564 2007-01-18 Roger Sayle <roger@eyesopen.com>
14566 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14567 VIEW_CONVERT_EXPR to the same type as it's operand.
14569 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14571 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14572 configured for long double 128.
14574 2007-01-18 Mike Stump <mrs@apple.com>
14576 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14579 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14581 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14584 2007-01-18 Jan Hubicka <jh@suse.cz>
14586 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14587 greater than NUM_VOP_FREE_BUCKETS.
14589 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14591 * tree-ssa-structalias.c: Update comments.
14592 (ptabitmap_obstack): Removed.
14593 (pta_obstack): New.
14594 (oldpta_obstack): Ditto.
14595 (stats): Add a few members.
14596 (struct variable_info): Remove node, complex, address_taken, and
14597 indirect_target members. Add oldsolution member.
14598 (new_var_info): Do not initialize removed members.
14599 (constraint_expr_type): Remove INCLUDES.
14600 (constraint_graph): Add size, implicit_preds, rep,
14601 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14602 (FIRST_REF_NODE): New macro.
14603 (LAST_REF_NODE): Ditto.
14604 (FIRST_ADDR_NODE): Ditto.
14605 (find): New function.
14607 (dump_constraint): Do not handle INCLUDES.
14608 (insert_into_complex): Do not insert duplicate constraints.
14609 (condense_varmap_nodes): Renamed and rewritten into ...
14610 (merge_node_constraints): This. Also fix bug in handling of
14611 offseted copy constraints.
14612 (clear_edges_for_node): No longer need to deal with preds at all,
14613 or removing associated preds/succs.
14614 (merge_graph_nodes): Deal with indirect_cycles.
14615 Don't deal with predecessors.
14616 (add_implicit_graph_edge): New function.
14617 (add_pred_graph_edge): Ditto.
14618 (add_graph_edge): Don't deal with predecessors.
14619 (build_constraint_graph): Removed.
14620 (build_pred_graph): New function.
14621 (build_succ_graph): Ditto.
14622 (struct scc_info): Removed in_component. Added roots, dfs, and
14623 node_mapping. Remove visited_index, unification_queue.
14624 (scc_visit): Deal with union-find we do now.
14625 Deal with cycles with REF nodes.
14626 (collapse_nodes): Renamed and rewritten to ...
14627 (unify_nodes): This.
14628 (process_unification_queue): Removed.
14629 (topo_visit): Cleanup
14630 (do_da_constraint): Use find.
14631 (do_sd_constraint): Ditto.
14632 (do_ds_constraint): Ditto.
14633 (do_complex_constraint): Ditto.
14634 (init_scc_info): Update for removed and added members.
14635 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14636 (find_indirect_cycles): This.
14637 (equivalence_class): New variable.
14638 (label_visit): New function.
14639 (perform_variable_substitution): Rewritten.
14640 (free_var_substitution_info): New function.
14641 (find_equivalent_node): Ditto.
14642 (move_complex_constraints): Ditto.
14643 (eliminate_indirect_cycles): Ditto.
14644 (solve_graph): Only propagate changed bits.
14645 Use indirect cycle elimination.
14647 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14648 (tree_id_eq): Renamed to ...
14649 (tree_vi_eq): This. Update for member change
14650 (insert_id_for_tree): Renamed and rewritten to ...
14651 (insert_vi_for_tree): This.
14652 (lookup_id_for_tree): Renamed and rewritten to ...
14653 (lookup_vi_for_tree): This.
14654 (get_id_for_tree): Renamed and rewritten to ...
14655 (get_vi_for_tree): Ditto.
14656 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14657 (process_constraint): Don't handle INCLUDES.
14658 Remove special ADDRESSOF case.
14659 (find_func_aliases): Rewrite to use vi functions instead of id
14661 (create_function_info_for): Ditto.
14662 (create_variable_info_for): Ditto.
14663 (intra_create_variable_infos): Ditto.
14664 (merge_smts_into): Ditto.
14665 (find_what_p_points_to): Ditto.
14666 (init_base_vars): Ditto.
14667 (init_alias_vars): Ditto.
14668 (remove_preds_and_fake_succs): New function.
14669 (dump_sa_points_to_info): Dump new stats.
14670 (dump_solution_for_var): Use find.
14671 (set_used_smts): Fix formatting.
14672 (compute_points_to_sets): Updated for new functions.
14673 (ipa_pta_execute): Ditto.
14675 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14676 Richard Sandiford <richard@codesourcery.com>
14678 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14680 * calls.c (expand_call): If the return value is a PARALLEL,
14681 extract its first member.
14682 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14683 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14684 use FUNCTION_EXTRA_EPILOGUE.
14685 (m68k_function_value): Return a PARALLEL if the return value
14686 is of a pointer type.
14687 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14688 (FUNCTION_EXTRA_EPILOGUE): Remove.
14689 * config/m68k/m68k.md (D0_REG): New constant.
14691 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14693 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14694 output a NOP for empty epilogues.
14696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14698 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14699 before function. Extend register save check to include all
14700 registers, not just integer ones.
14702 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14704 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14705 (m68k_use_return_insn): ...this.
14706 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14707 * config/m68k/m68k.c (use_return_insn): Rename to...
14708 (m68k_use_return_insn): ...this.
14709 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14710 of USE_RETURN_INSN.
14712 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14714 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14715 nearest even, fix denormal rounding overflow.
14717 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14719 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14720 f%$smove and f%$move.
14721 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14722 (extendsfdf2_cf): Use fdmove instead of f%&move.
14723 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14724 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14726 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14728 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14733 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14734 (coldfire_single_format): Declare.
14735 (coldfire_double_format): Likewise.
14736 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14737 of qnan_msb_set to determine the lower bits of a canonical
14739 (encode_ieee_double): Likewise.
14740 (encode_ieee_quad): Likewise.
14741 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14742 (mips_single_format): Likewise.
14743 (ieee_double_format): Likewise.
14744 (mips_double_format): Likewise.
14745 (ieee_extended_motorola_format): Likewise.
14746 (ieee_extended_intel_96_format): Likewise.
14747 (ieee_extended_intel_128_format): Likewise.
14748 (ieee_extended_intel_96_round_53_format): Likewise.
14749 (ibm_extended_format): Likewise.
14750 (mips_extended_format): Likewise.
14751 (ieee_quad_format): Likewise.
14752 (mips_quad_format): Likewise.
14753 (vax_f_format): Likewise.
14754 (vax_d_format): Likewise.
14755 (vax_g_format): Likewise.
14756 (i370_single_format): Likewise.
14757 (i370_double_format): Likewise.
14758 (decimal_single_format): Likewise.
14759 (decimal_double_format): Likewise.
14760 (decimal_quad_format): Likewise.
14761 (c4x_single_format): Likewise.
14762 (c4x_extended_format): Likewise.
14763 (real_internal_format): Likewise.
14764 (coldfire_single_format): New real_format.
14765 (coldfire_double_format): Likewise.
14766 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14767 canonical_nan_lsbs_set.
14768 (pdp11_d_format): Likewise.
14769 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14770 if TARGET_COLDFIRE_CPU.
14772 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14774 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14775 (output_call, m68k_legitimize_call_address): Declare.
14776 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14777 parenthesees. Add support for a 'W' constraint.
14778 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14779 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14780 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14781 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14783 (override_options): Initialize them. Do not set flag_no_function_cse
14784 for TARGET_ID_SHARED_LIBRARY.
14785 (m68k_output_pic_call): Delete.
14786 (m68k_legitimize_call_address): New function.
14787 (print_operand): Remove the %o prefix. Handle the %p prefix.
14788 (output_call): New function.
14789 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14790 target address from the GOT if symbolic jumps are not allowed.
14791 * config/m68k/m68k.md (call, general_operand): Do not set
14792 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14793 Merge separate flag_pic and !flag_pic define_insns into...
14794 (*call, *call_value): ...these new patterns. Match the address
14795 rather than the containing MEM and require it to be a call_operand.
14796 Use output_call to generate the asm template.
14797 * config/m68k/predicates.md (const_call_operand): New predicate.
14798 (call_operand): Likewise.
14800 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14802 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14803 (STACK_GROWS_DOWNWARD): Define to 1.
14804 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14805 comments, emphasizing that these values are only defaults.
14806 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14807 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14809 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14811 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14813 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14814 Richard Sandiford <richard@codesourcery.com>
14816 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14817 (FP_REGNO_P): New macros.
14818 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14819 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14820 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14821 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14823 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14825 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14826 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14828 * config/m68k/t-floatlib: New file, extracting common code from...
14829 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14830 * config/m68k/t-uclinux: Here.
14831 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14832 routines on ColdFire targets.
14834 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14836 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14837 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14838 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14839 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14840 explicitly set MOTOROLA to 1.
14841 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14843 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14844 Nathan Sidwell <nathan@codesourcery.com>
14846 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14847 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14848 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14849 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14850 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14851 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14852 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14853 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14854 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14855 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14856 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14857 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14858 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14859 (DBX_REGISTER_NUMBER): Delete.
14860 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14861 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14862 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14864 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14866 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14867 * config/flat.h: New file.
14868 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14869 OBJECT_FORMAT_FLAT.
14870 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14871 indirect references for -msep-data or -mid-shared-library.
14872 Do not use PC-relative code addresses either.
14873 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14875 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14876 for shared libraries and crt1.o for executables. Use crti.o and
14878 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14879 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14880 Do not add -elf2flt or -shared-lib-id options here.
14881 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14882 Pass -shared-lib-id if -mid-shared-library, taking the library
14883 identifier from -mshared-library-id if given, otherwise
14885 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14886 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14887 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14888 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14889 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14890 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14892 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14893 jump sequence for ISA A and ISA A+.
14894 (PICJUMP): Likewise.
14896 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14898 * config.gcc (m68k-*-uclinux*): Base the port on the common
14899 and m68k GNU/Linux files rather than on the generic ELF ones.
14900 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14901 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14903 2007-01-18 Julian Brown <julian@codesourcery.com>
14904 Richard Sandiford <richard@codesourcery.com>
14906 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14907 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14908 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14910 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14911 80 unconditionally.
14912 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14914 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14916 * doc/install.texi: Document m68k-uclinuxoldabi.
14917 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14918 * config/m68k/uclinux-oldabi.h: New file, copied from
14919 config/m68k/uclinux.h.
14921 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14923 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14924 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14925 (m32r_compute_frame_size): Use unsigned for regno.
14926 (m32r_reload_lr): Use gen_frame_mem.
14928 (m32r_output_function_epilogue): Don't output the function epilogue
14930 (m32r_expand_epilogue): New.
14931 (direct_return): Return false if the function has the interrupt
14933 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14934 * config/m32r/m32r.md (epilogue): New expander.
14935 (return_lr, return_rte): New insns.
14936 (return): Make it expander.
14937 (return_normal): New expander.
14939 2007-01-18 Josh Conner <jconner@apple.com>
14942 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14943 support for UNLE, UNLT, UNGE, and UNGT.
14945 2007-01-18 Jan Hubicka <jh@suse.cz>
14947 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14948 * tree-tailcall (add_virtual_phis): Likewise.
14949 (optimize_tail_call): Return TODOs.
14950 (execute_tail_calls): Return TODOs.
14951 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14952 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14954 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14955 Cleanup cfg using TODO.
14956 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14957 * passes.c (execute_function_todo): When cleanup did something, remove
14959 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14960 (make_edges): Don't cleanup_cfg.
14962 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14964 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14965 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14966 operate on the top of stack.
14967 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14968 register handling of instructions that output to the second
14970 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14971 (move_for_stack_reg): Special-case check for dead destination
14972 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14974 * config/i386/i386.md (UNSPEC_TAN): New constant.
14975 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14976 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14977 to correctly model move of constant 1.0 to top stack slot.
14978 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14979 (unnamed peephole2 pattern): Remove corresponding peephole2
14980 pattern that optimizes tan insn and loading of constant 1.0.
14981 (tanxf2): Use fptanxf4_i387.
14982 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14983 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14984 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14985 disable patterns for SSE math.
14986 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14987 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14989 2007-01-18 Dirk Mueller <dmueller@suse.de>
14990 Richard Guenther <rguenther@suse.de>
14993 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14994 * common.opt (Warray-bounds): Add new warning option.
14995 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14997 * Makefile.in: make tree-vrp.o depend on toplev.h
14998 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15000 (check_array_refs, check_array_bounds, check_array_ref): New.
15002 2007-01-18 Jan Hubicka <jh@suse.cz>
15004 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15005 (execute_ssa_ccp): Return flags conditionally.
15006 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15008 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15010 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15012 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15013 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15015 * Makefile.c (GTFILES): Add cfglayout.h.
15016 * gengtype.c (open_base_files): Likewise.
15017 * cfglayout.c (cfg_layout_function_footer,
15018 cfg_layout_function_header) Reindent to make gengtype happy.
15019 * cfglayout.h (cfg_layout_function_footer,
15020 cfg_layout_function_header): Add GTY(()) marker.
15022 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15024 2007-01-18 Ben Elliston <bje@au.ibm.com>
15026 * genautomata.c (write_automata): Include xstrerror output in the
15027 error message if writing the DFA description file fails.
15029 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15031 * config/mips/mips-protos.h (mips_output_external): Make it
15033 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15034 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15035 (extern_list): Likewise.
15036 (extern_head): Likewise.
15037 (TARGET_ASM_FILE_END): Likewise.
15038 (mips_file_end): Likewise.
15039 (mips_output_external): Rewritten.
15041 2007-01-18 Ben Elliston <bje@au.ibm.com>
15043 * genpreds.c (write_insn_preds_c): Only write out the function
15044 body for regclass_for_constraint if we have register constraints.
15046 2007-01-17 Tom Tromey <tromey@redhat.com>
15048 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15049 * doc/install.texi (Testing): Use sourceware.org.
15050 (Binaries): Likewise.
15051 (Specific): Likewise.
15052 * doc/contrib.texi (Contributors): Use sourceware.org.
15054 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15056 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15057 (AVR_ENHANCED): Rename to ...
15058 (AVR_HAVE_MUL): ... new.
15059 (avr_enhanced_p): Rename to ...
15060 (avr_have_mul_p): ... new.
15061 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15062 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15063 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15064 (avr_have_mul_p): ... new.
15065 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15066 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15067 'avr_enhanced_p' and 'enhanced'.
15068 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15069 AVR_HAVE_MUL instead of AVR_ENHANCED.
15070 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15071 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15072 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15073 instead of AVR_ENHANCED.
15074 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15075 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15076 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15078 2007-01-17 Ian Lance Taylor <iant@google.com>
15080 * vec.h (VEC_reserve_exact): Define.
15081 (vec_gc_p_reserve_exact): Declare.
15082 (vec_gc_o_reserve_exact): Declare.
15083 (vec_heap_p_reserve_exact): Declare.
15084 (vec_heap_o_reserve_exact): Declare.
15085 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15087 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15088 negative parameter.
15089 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15090 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15091 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15092 * vec.c (calculate_allocation): Add exact parameter. Change all
15094 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15095 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15096 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15097 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15098 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15099 (vec_heap_p_reserve_exact): New function.
15100 (vec_heap_o_reserve_exact): New function.
15102 2007-01-17 Jan Hubicka <jh@suse.cz>
15104 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15106 2007-01-17 Eric Christopher <echristo@apple.com>
15108 * config.gcc: Support core2 processor.
15110 2007-01-16 Jan Hubicka <jh@suse.cz>
15112 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15113 the names, just unlink the chain so we don't crash on dangling pointers
15116 2007-01-16 Jan Hubicka <jh@suse.cz>
15118 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15119 * tree-pass.h: Reorder to make IPA passes appear toegher.
15120 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15121 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15122 parameters, do not call early inliner.
15123 * ipa-inline.c: Update comments. Include tree-flow.h
15124 (cgraph_decide_inlining): Do not compute inlining parameters.
15125 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15126 be called with function context set up.
15127 (pass_ipa_inline): Remove unreachable functions before pass.
15128 (cgraph_early_inlining): Simplify assuming to be called from the
15130 (pass_early_inline): New pass.
15131 (cgraph_gate_ipa_early_inlining): New gate.
15132 (pass_ipa_early_inline): Turn into simple wrapper.
15133 (compute_inline_parameters): New function.
15134 (gate_inline_passes): New gate.
15135 (pass_inline_parameters): New pass.
15136 (apply_inline): Move here from tree-optimize.c
15137 (pass_apply_inline): New pass.
15138 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15140 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15141 doing them by hand.
15142 (tree_function_versioning): Do not allocate dummy struct function.
15143 * tree-inline.h (optimize_inline_calls): Update prototype.
15144 * tree-optimize.c (execute_fixup_cfg): Export.
15145 (pass_fixup_cfg): Remove
15146 (tree_rest_of_compilation): Do not apply inlines.
15147 * tree-flow.h (execute_fixup_cfg): Declare.
15148 * Makefile.in (gt-passes.c): New.
15149 * passes.c: Include gt-passes.h
15150 (init_optimization_passes): New passes.
15151 (nnodes, order): New static vars.
15152 (do_per_function_toporder): New function.
15153 (execute_one_pass): Dump current pass here.
15154 (execute_ipa_pass_list): Don't dump current pass here.
15156 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15158 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15159 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15161 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15163 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15164 (strong_alias): Define.
15165 (__gcc_qmul): Provide non-FMA for soft-float.
15166 (__gcc_qdiv): Same.
15171 (__gcc_qunord): New.
15181 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15182 soft-float functions.
15183 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15184 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15185 about long double soft float.
15187 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15188 Tehila Meyzels <tehila@il.ibm.com>
15190 * tree-vectorizer.h (is_pattern_stmt_p): New.
15191 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15192 formatting (tabs instead of spaces). Cleanup and clarify setting
15193 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15194 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15195 (vectorizable_type_demotion): Check that types are integral.
15196 (vectorizable_type_promotion): Likewise.
15197 (vectorizable_store): Fix typo. Eliminate new-line at end of
15200 2007-01-16 Jan Hubicka <jh@suse.cz>
15202 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15205 2007-01-15 Eric Christopher <echristo@apple.com>
15207 * ifcvt.c: Include vec.h, vecprim.h.
15208 (check_cond_move_block): New argument regs.
15209 Reorganize. Add registers used to regs.
15210 (cond_move_process_if_block): Use regs set above as
15213 2007-01-15 Eric Christopher <echristo@apple.com>
15215 * config/darwin.h: Update copyright.
15216 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15217 (LINK_COMMAND_SPEC): Add -u.
15218 (LINK_SPEC): Fix umbrella for above.
15220 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15222 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15225 2007-01-15 Tom Tromey <tromey@redhat.com>
15227 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15228 * doc/install.texi (Testing): Don't mention jacks.
15229 (Configuration): Document --enable-java-maintainer-mode. Move
15230 --with-java-home to libgcj-specific section. Document
15232 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15234 2007-01-15 Jan Hubicka <jh@suse.cz>
15236 * tree-ssa-dce.c (DCE_TODOs): New.
15237 (propagate_necessity): Return if something changed.
15238 (eliminate_unnecessary_stmts): Likewise.
15239 (perform_tree_ssa_dce): Return TODO flags when needed.
15240 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15242 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15244 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15245 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15246 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15247 patterns using X87MODEF12 mode macro. Extend operand 1
15248 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15249 (log10<mode>2): Ditto.
15250 (log2<mode>2): Ditto.
15251 (log1p<mode>2): Ditto.
15252 (logb<mode>2): Ditto.
15253 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15254 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15255 (*fxtractxf3_i387): Rename from *fxtractxf3.
15256 (fxtract_extend<mode>xf3_i387): New insn pattern.
15257 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15258 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15259 and gen_fyl2xxf3_i387().
15261 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15263 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15264 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15265 get_loop_exit_edges. Changed return type to bool.
15266 * cfgloop.h (fix_loop_placement): Declaration removed.
15268 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15270 * param.h (MIN_VECT_LOOP_BOUND): New.
15271 * params.def (MIN_VECT_LOOP_BOUND): New.
15272 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15273 argument - minimum threshold for number of iterations.
15274 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15275 argument to declaration.
15276 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15277 MIN_VECT_LOOP_BOUND.
15278 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15279 slpeel_tree_peel_loop_to_edge with additional argument.
15280 (vect_do_peeling_for_alignment): Likewise.
15281 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15283 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15286 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15287 operands of size 1.
15289 2007-01-14 Jan Hubicka <jh@suse.cz>
15291 * tree-dfa.c (remove_referenced_var): New function.
15292 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15293 prune referenced vars list too.
15294 * tree-flow.h (remove_referenced_var): Declare.
15296 2007-01-14 Jan Hubicka <jh@suse.cz>
15298 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15300 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15301 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15302 * except.h (verify_eh_throw_table_statements): Kill prototype.
15303 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15304 into call exrepssions.
15305 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15307 * tree-cfg.c: Include pointer-set.h.
15308 (verify_node_sharing): Work on pointer set.
15309 (verify_eh_throw_stmt_node): New.
15310 (verify_stmts): Use pointers sets, verify throw_stmt.
15312 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15314 * ipa-reference.c (analyze_function): Consider also addresses taken
15317 2007-01-12 Roger Sayle <roger@eyesopen.com>
15319 * c-typeck.c (null_pointer_constant_p): Replace use of
15320 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15321 (build_c_cast): Likewise.
15323 2007-01-12 Roger Sayle <roger@eyesopen.com>
15325 * tree.h (force_fit_type_double): Remove unused final argument.
15326 * c-common.c (constant_expression_warning): Replace use of
15327 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15328 (convert_and_check): Likewise.
15329 (shorten_compare): Update call to force_fit_type_double.
15330 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15331 * convert.c (convert_to_pointer): Update call to
15332 force_fit_type_double.
15333 * fold-const.c (force_fit_type_double): Remove overflowed_const
15335 (int_const_binop, fold_convert_const_int_from_int,
15336 fold_convert_const_int_from_real, fold_div_compare,
15337 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15338 fold_abs_const, fold_not_const): Remove the final argument from
15339 calls to force_fit_type_double.
15341 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15343 * configure.ac: Set insn to "nop" for spu-*-* also.
15344 * configure: Regenerate.
15346 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15348 * builtins.def : Add BUILT_IN_FREE.
15350 2007-01-12 Jan Hubicka <jh@suse.cz>
15352 PR tree-optimization/30443
15353 * tree-inline.c (tree_function_versioning): Do not optimize when
15354 cloning for inlining.
15356 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15358 * doc/loop.texi: Document recording of loop exits.
15359 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15360 (update_single_exits_after_duplication,
15361 update_single_exit_for_duplicated_loop,
15362 update_single_exit_for_duplicated_loops): Removed.
15363 (duplicate_loop_to_header_edge): Do not call
15364 update_single_exits_after_duplication and
15365 update_single_exit_for_duplicated_loops.
15366 (loop_version): Do not update single_exit information.
15367 (fix_loop_structure): Use record_loop_exits instead of
15368 mark_single_exit_loops.
15369 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15370 the lists of loop exits.
15371 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15372 split_edge, merge_blocks): Update the lists of loop exits.
15373 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15374 loop_optimizer_init.
15375 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15376 of mark_single_exit_loops.
15377 (loop_optimizer_finalize): Call release_recorded_exits.
15378 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15379 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15380 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15381 update single exit information.
15382 * lambda-code.c (perfect_nestify): Ditto.
15383 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15384 (mark_single_exit_loops): Removed.
15385 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15386 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15387 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15389 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15390 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15391 (verify_loop_structure): Verify consistency of the exit lists.
15392 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15393 (set_single_exit): Removed.
15394 * cfgloop.h (struct loop_exit): New function.
15395 (struct loop): single_exit_ field replaced by exits field.
15396 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15397 (struct loops): Added exits hash.
15398 (mark_single_exit_loops, set_single_exit): Declaration removed.
15399 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15401 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15403 * doc/invoke.texi: Avoid use of @headitem.
15405 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15407 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15409 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15411 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15414 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15415 Richard Sandiford <richard@codesourcery.com>
15417 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15418 * config/m68k/m68k.opt: Resort options.
15419 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15421 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15422 Richard Sandiford <richard@codesourcery.com>
15424 * doc/invoke.texi: Document the macros that are defined by
15425 m68k's -mtune and -mhard-float options.
15426 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15427 (m68k_cpp_cpu_family): Likewise.
15428 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15429 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15430 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15431 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15432 (m68k_cpp_cpu_family): Likewise.
15434 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15436 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15437 macros besides mc68000 as tuning macros. Use a switch statement
15438 to set them and mcpu32.
15440 2007-01-12 Julian Brown <julian@codesourcery.com>
15442 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15443 (TARGET_68040_ONLY): Rename to...
15444 (TARGET_68040): ...this.
15445 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15446 * config/m68k/m68k.md: Likewise.
15448 2007-01-12 Julian Brown <julian@codesourcery.com>
15449 Nathan Sidwell <nathan@codesourcery.com>
15450 Richard Sandiford <richard@codesourcery.com>
15452 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15453 the -mcpu= argument associated with the --with-cpu setting.
15454 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15455 if different from the one implied by the -mcpu setting.
15456 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15457 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15458 * doc/invoke.texi: Mention ColdFire in the introduction to the
15459 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15460 -mno-div and -mhard-float options. Make -m68881 a synonym for
15461 -mhard-float. Document the previously-undocumented -m5206e,
15462 -m528x, -m5307 and -m5407 options. Tweak the existing option
15463 documentation for consistency.
15464 * doc/install.texi: Mention new --with-cpu arguments.
15465 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15466 default CPU if neither -mcpu nor -march are specified.
15467 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15468 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15469 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15470 using m68k_tune to decide between families that implement the
15471 same ISA. Use m68k_tune to set __mcfv4e__.
15472 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15473 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15474 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15475 (FL_ISA_C, FL_ISA_MMU): New macros.
15476 (MASK_COLDFIRE): Delete.
15477 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15478 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15479 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15480 (TARGET_HARD_FLOAT): Do not define here.
15481 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15482 (TUNE_68000): New macro.
15483 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15484 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15485 (TUNE_CFV2): Redefine in terms of m68k_tune.
15486 (uarch_type, target_device, fpu_type): New enums.
15487 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15488 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15489 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15490 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15491 (FL_FOR_isa_c): New macros.
15492 (m68k_isa): New enum.
15493 (m68k_target_selection): New structure.
15494 (all_devices, all_isas, all_microarchs): New tables.
15495 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15496 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15497 (MASK_ALL_CPU_BITS): Delete.
15498 (m68k_find_selection): New function.
15499 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15500 Map the legacy target options to a combination of the new ones.
15501 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15502 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15503 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15505 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15506 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15508 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15509 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15510 * config/m68k/m68k-devices.def: New file.
15512 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15513 Nathan Sidwell <nathan@codesourcery.com>
15515 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15516 (SUBTARGET_EXTRA_SPECS): New macros.
15517 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15518 use %(asm_cpu_spec) instead.
15519 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15520 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15521 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15522 (EXTRA_SPECS): Rename to...
15523 (SUBTARGET_EXTRA_SPECS): ...this.
15525 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15526 Richard Sandiford <richard@codesourcery.com>
15527 Julian Brown <julian@codesourcery.com>
15529 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15530 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15531 to the configuration's default CPU.
15532 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15533 Remove default masks.
15534 (m680[012]0-*-*): Set the default with_cpu to the first part of
15536 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15537 (m68k*-*-linux): Extend the --with-cpu handling to...
15538 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15539 and m68010. Don't set target_cpu_default2.
15540 * doc/install.texi: Document --with-cpu for m68k.
15541 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15542 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15543 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15544 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15545 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15546 (ASM_SPEC): Remove use of %(asm_cpu_default).
15547 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15548 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15549 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15550 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15551 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15552 (TARGET_DEFAULT): Delete.
15553 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15554 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15555 (CPP_CPU_SPEC): Delete.
15556 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15557 the appropriate string.
15558 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15559 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15560 (ASM_SPEC): Don't use %(asm_default_spec).
15561 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15562 TARGET_DEFAULT and add MASK_68881.
15563 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15565 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15567 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15568 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15569 MASK_68010 alongside MASK_68020.
15570 * doc/invoke.texi: Document -m68010.
15571 * config/m68k/m68k.opt (m68010): New.
15572 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15574 (TUNE_68010): New macro.
15575 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15576 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15577 (M68K_CPU_m68332): Add MASK_68010.
15578 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15579 fallback definition.
15580 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15582 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15583 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15584 to all entries that use MASK_68020.
15585 (output_move_simode_const, output_move_himode, output_move_qimode)
15586 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15587 instead of TARGET_68020 to select clr behavior. Remove comment
15588 about there being no TARGET_68010.
15589 * config/m68k/m68k.md: Likewise throughout.
15591 2007-01-12 Julian Brown <julian@codesourcery.com>
15593 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15594 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15595 * config/m68k/m68k.md: Likewise.
15597 2007-01-12 Julian Brown <julian@codesourcery.com>
15599 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15600 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15602 2007-01-12 Julian Brown <julian@codesourcery.com>
15604 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15605 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15606 * config/m68k/m68k.md: Likewise.
15608 2007-01-12 Julian Brown <julian@codesourcery.com>
15609 Richard Sandiford <richard@codesourcery.com>
15611 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15612 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15613 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15615 (TARGET_CPU32): Rename to...
15616 (TUNE_CPU32): ...this.
15617 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15618 (TUNE_CFV2): New macros.
15619 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15620 remove conditions that are implied by TARGET_68020.
15621 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15622 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15623 (m68k_output_function_epilogue): Likewise.
15624 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15625 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15626 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15627 non-68000 timings. Refactor multiplication and division costs.
15628 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15629 TUNE_CPU32 instead of TARGET_CPU32.
15630 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15631 and TUNE_68060 instead of TARGET_68060.
15632 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15633 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15635 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15636 && !TARGET_COLDFIRE" to choose between moveq and clr.
15637 Likewise in the unnamed movsf pattern.
15638 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15639 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15642 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15644 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15645 of tabbing before backslashes.
15647 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15649 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15650 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15651 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15653 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15655 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15656 find_interesting_uses_cond.
15657 (find_interesting_uses_cond): Use extract_cond_operands.
15658 (rewrite_use_compare): Use extract_cond_operands and
15659 force_gimple_operand_bsi. Do not call update_stmt.
15660 (determine_use_iv_cost_condition): Use extract_cond_operands.
15661 Return cheaper of using original bound and changing the exit bound.
15663 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15665 PR tree-optimization/29516
15666 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15667 most_expensive_mult_to_index, addr_to_parts,
15668 create_mem_ref, maybe_fold_tmr): Make the type of
15669 fields of TARGET_MEM_REF sizetype.
15670 (move_fixed_address_to_symbol, move_pointer_to_base):
15672 * tree.def (TARGET_MEM_REF): Add comment on types of
15675 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15677 * c-common.c (vector_types_convertible_p): Treat opaque types as
15678 always convertible if they have the same size, but not otherwise.
15680 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15682 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15683 Remove the b_unconditional field.
15684 (noce_try_sign_mask): Do not look at b_unconditional.
15685 (noce_process_if_block): Do not use merge_if_blocks. Update
15686 the CFG here. Do not set b_unconditional.
15687 (cond_move_process_if_block): Likewise.
15688 (find_cond_trap): Likewise.
15689 (check_cond_move_block): Require simple jump insns at the end
15690 of the basic block.
15692 2007-01-11 Jan Hubicka <jh@suse.cz>
15694 PR tree-optimization/1046
15695 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15696 when alias info is not ready.
15697 (pass_tail_recursion): Do not require aliasing.
15698 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15699 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15700 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15701 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15702 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15703 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15704 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15706 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15707 When aliasing is not build, mark statement as volatile.
15709 2007-01-11 Tom Tromey <tromey@redhat.com>
15711 PR preprocessor/15185, PR preprocessor/20989:
15712 * doc/cppopts.texi <-MT>: Update description of algorithm for
15713 computing default target.
15714 <-M, -MD>: Reword "basename" text.
15716 2007-01-11 Roger Sayle <roger@eyesopen.com>
15718 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15719 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15720 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15721 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15722 fold_builtin_bswap, real_constp, fold_builtin_pow,
15723 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15724 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15725 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15726 * convert.c (convert_to_pointer): Likewise.
15727 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15728 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15729 const_binop, fold_convert_const_int_from_int,
15730 fold_convert_const_int_from_real,
15731 fold_convert_const_real_from_real, sign_bit_p,
15732 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15733 fold_sign_changed_comparison, fold_unary, fold_comparison,
15734 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15735 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15736 * print-tree.c (print_node_brief, print_node): Likewise.
15737 * stor-layout.c (place_field, layout_type): Likewise.
15738 * tree-chrec.c (keep_cast): Likewise.
15739 * tree.c (build_vector, build_real, build_real_from_int_cst,
15740 build_complex): Likewise.
15742 2007-01-11 Roger Sayle <roger@eyesopen.com>
15744 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15745 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15747 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15749 * configure.ac (strict1_warn): Rename to strict_warn.
15750 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15751 cc_set_by_configure, quoted_cc_set_by_configure,
15752 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15753 all_boot_languages, all_stagestuff): Remove.
15754 (target_list): Remove bootstrap targets.
15755 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15756 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15757 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15758 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15759 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15760 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15761 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15762 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15763 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15764 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15765 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15766 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15767 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15768 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15769 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15770 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15771 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15772 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15773 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15774 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15775 (mostlyclean): Adjust.
15776 (clean, distclean): Don't mention bootstrap stuff.
15777 * configure: Regenerate.
15778 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15779 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15780 treelang/config-lang.in (stagestuff): Remove.
15781 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15782 stageprofile, stagefeedback, stagestuff): Remove mention.
15784 2007-01-11 Nick Clifton <nickc@redhat.com>
15786 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15788 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15789 (mcore_arith_K_S_operand): Run the test for the S constraint not
15790 the test for the M constraint.
15791 (mcore_addsub_operand): Do not accept integer values that are
15792 larger than 32 bits.
15793 * config/mcore/mcore.md: Remove unused constraints from split.
15794 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15795 (addsi3): Likewise.
15796 (allocate_stack): Likewise.
15797 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15798 operands to 32 bits.
15799 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15801 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15802 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15803 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15804 mcore_output_bclri, mcore_output_andn, output_inline_const,
15805 mcore_output_move, mcore_output_movedouble): Likewise.
15806 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15807 (output_inline_const): Likewise.
15808 (output_inline_const): Fix format strings used in sprintf
15810 * config/mcore/mcore-protos.h: Update prototypes for changed
15811 functions in mcore.c.
15812 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15813 HOST_WIDE_INT and not int.
15814 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15815 CONST_OK_FOR_N): Likewise.
15816 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15817 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15820 2007-01-10 Jan Hubicka <jh@suse.cz>
15822 * tree-vrp.c (remove_range_assertions): Release defs.
15823 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15824 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15826 2007-01-10 Paul Brook <paul@codesourcery.com>
15828 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15829 * config/arm/arm.md (mulsi3subsi): New insn.
15831 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15833 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15834 (tree_transform_and_unroll_loop): New.
15835 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15838 2007-01-10 Robert Kennedy <jimbob@google.com>
15840 * fold-const.c (fold_comparison): Fold comparisons like (x *
15841 1000 < 0) to (x < 0).
15843 2007-01-10 Ian Lance Taylor <iant@google.com>
15845 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15846 operands have the same priority.
15848 2007-01-10 Tom Tromey <tromey@redhat.com>
15850 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15851 (fold_binary): Likewise.
15852 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15853 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15854 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15855 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15856 * langhooks.h (struct lang_hooks): Removed field
15857 'can_use_bit_fields_p'.
15859 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15861 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15863 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15865 * function.c (get_last_funcdef_no): New function.
15866 * function.h (get_last_funcdef_no): Declare.
15867 * tree-inline.c (initialize_cfun): Add initialization.
15868 (tree_function_versioning): Cleanup.
15870 2007-01-10 Jan Hubicka <jh@suse.cz>
15872 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15875 2007-01-10 Sa Liu <saliu@de.ibm.com>
15876 Ben Elliston <bje@au.ibm.com>
15878 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15879 for SAVE_NONLOCAL and Pmode for any other save level.
15880 * spu-protos.h (spu_restore_stack_block): Declare.
15881 * spu.md (save_stack_block): Remove.
15882 (restore_stack_block): Call spu_restore_stack_block.
15883 * spu.c (spu_restore_stack_block): New function.
15884 (spu_expand_epilogue): Remove old comment.
15886 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15888 PR tree-optimization/30322
15889 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15890 (cand_value_at): Return the value as aff_tree.
15891 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15892 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15893 aff_combination_mult): New functions.
15894 (aff_combination_add): Use aff_combination_add_cst.
15895 (aff_combination_convert): Allow conversions to a wider type.
15896 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15897 * tree-affine.h (aff_combination_mult): Declare.
15899 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15901 * doc/tm.texi: Update documentation to reflect reality of exec
15902 and start file search behaviours. Update copyright year.
15903 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15904 header file directories.
15906 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15908 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15909 (*cosxf2): Rename to cosxf2_i387.
15910 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15911 using X87MODEF12 mode macro. Rename patterns to
15912 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15914 (*cosdf2, *cossf2): Ditto.
15915 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15916 to match extended input operands.
15917 (sincos<mode>3): New expander.
15918 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15919 insn patterns and corresponding splitters.
15921 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15923 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15924 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15926 2007-01-09 Nicolas Pitre <nico@cam.org>
15929 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15931 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15933 * target.h (struct gcc_target): New field library_rtti_comdat.
15934 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15935 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15936 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15937 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15939 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15941 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15943 2007-01-08 Richard Guenther <rguenther@suse.de>
15945 * tree.h (force_fit_type_double): Export.
15946 (force_fit_type): Remove.
15947 * fold-const.c (force_fit_type_double): New function.
15948 (force_fit_type): Remove.
15949 (int_const_binop): Use it.
15950 (fold_convert_const_int_from_int): Likewise.
15951 (fold_convert_const_int_from_real): Likewise.
15952 (fold_div_compare): Likewise.
15953 (fold_sign_changed_comparison): Likewise.
15954 (fold_unary): Likewise.
15955 (fold_negate_const): Likewise.
15956 (fold_abs_const): Likewise.
15957 (fold_not_const): Likewise.
15958 * c-common.c (shorten_compare): Use force_fit_type_double.
15959 * convert.c (convert_to_pointer): Likewise.
15961 2007-01-08 Richard Guenther <rguenther@suse.de>
15963 * tree.h (build_int_cst_wide_type): Export.
15964 * tree.c (build_int_cst_wide_type): New function.
15965 (build_int_cst_wide): Fix comment.
15966 * builtins.c (fold_builtin_object_size): Use build_int_cst
15967 to build -1 or 0 of the correct type. Use fit_double_type
15968 to check for overflow.
15969 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15971 (decode_field_reference): Likewise.
15972 (all_ones_mask_p): Likewise.
15973 (native_interpret_int): Use build_int_cst_wide_type.
15974 (fold_binary): Use build_int_cst_type to build an all-ones
15976 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15978 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15980 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15982 2007-01-09 Ben Elliston <bje@au.ibm.com>
15984 * genautomata.c (STATS_OPTION): New option.
15985 (stats_flag): New flag.
15986 (gen_automata_option): Handle it.
15987 (initiate_automaton_gen): Ditto.
15988 (write_automata): Output statistics only if stats_flag is
15989 set. Likewise, output time statistics only if time_flag is set.
15990 * doc/md.texi (Processor pipeline description): Document new flag.
15992 2007-01-08 Richard Guenther <rguenther@suse.de>
15994 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15995 * tree.c (build_int_cst_type): Likewise.
15996 (size_in_bytes): Don't call force_fit_type on the result.
15997 (int_fits_type_p): Use fit_double_type.
15998 * fold-const.c (fit_double_type): New function.
15999 (force_fit_type): Use it.
16000 * tree.h (fit_double_type): Export.
16002 2007-01-08 Jan Hubicka <jh@suse.cz>
16004 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16005 * ipa.c (function_and_variable_visibility): Fix return type.
16007 2007-01-08 Richard Guenther <rguenther@suse.de>
16009 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16010 of offset to build the index.
16011 * tree-pretty-print.c (dump_generic_node): Don't build negated
16012 const just for printing.
16013 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16014 * builtins.c (fold_builtin_int_roundingfn): Check if result
16015 fits the type by using force_fit_type and comparing the result.
16016 * predict.c (predict_loops): Use compare_tree_int for comparison.
16017 * tree.c (build_int_cst): Fall back to integer_type_node for
16019 (build_int_cst_wide): Assert type is non-null.
16021 2007-01-08 Roberto Costa <roberto.costa@st.com>
16023 * tree-vrp.c (extract_range_from_cond_expr): New.
16024 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16025 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16027 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16028 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16029 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16030 used as expressions.
16031 * tree-object-size.c (cond_expr_object_size): New.
16032 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16034 2007-01-08 Jan Hubicka <jh@suse.cz>
16036 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16037 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16040 2007-01-08 Richard Guenther <rguenther@suse.de>
16042 PR tree-optimization/23603
16043 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16044 (extract_range_from_binary): Fall back to truthvalue instead of
16045 varying for TRUTH_*_EXPR.
16046 (extract_range_from_comparison): Fall back to truthvalue instead of
16048 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16049 if all visited PHI values were constant.
16051 2007-01-08 Jan Hubicka <jh@suse.cz>
16053 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16054 (cgraph_analyze_function): break out from ...
16055 (cgraph_finalize_compilation_unit): ... here.
16056 (cgraph_expand_function): Remove forgoten commented out line.
16057 (cgraph_optimize): Analyze functions.
16059 2007-01-08 Jan Hubicka <jh@suse.cz>
16061 * tree-pas.h (TODO_remove_function): New flag.
16062 (TODO_update*): Renumber.
16063 (pass_ipa_increase_alignment,
16064 pass_ipa_function_and_variable_visibility): New passes.
16065 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16066 (cgraph_function_and_variable_visibility): Move to ipa.c
16067 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16068 cgraph_increase_alignment.
16069 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16070 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16071 calling tree-inline.
16072 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16073 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16074 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16075 (gate_increase_alignment): New function.
16076 (pass_ipa_increase_alignment): New pass.
16077 * ipa.c: Inline tree-pass.h and timevar.h
16078 (function_and_variable_visibility): Move here from cgraphunit.c
16079 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16080 * passes.c (init_optimization_passes): Add the two new passes.
16081 (execute_todo): Handle cgraph_remove_functions.
16083 2007-01-08 Nick Clifton <nickc@redhat.com>
16085 * config/frv/predicates.md (reg_or_0_operand): Accept
16088 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16090 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16091 * config.gcc: Add bfin*-rtems*.
16093 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16095 * c.opt: Add -flax-vector-conversions.
16096 * c-typeck.c (convert_for_assignment): Pass flag to
16097 vector_types_convertible_p to allow emission of note.
16098 (digest_init): Likewise.
16099 * c-opts.c: Handle -flax-vector-conversions.
16100 * c-common.c (flag_lax_vector_conversions): New.
16101 (vector_types_convertible_p): Unless -flax-vector conversions
16102 has been passed, disallow conversions between vectors with
16103 differing numbers of subparts and/or element types. If such
16104 a conversion is disallowed, possibly emit a note on the first
16105 occasion only to inform the user of -flax-vector-conversions.
16106 The new last argument specifies this.
16107 * c-common.h (flag_lax_vector_conversions): New.
16108 (vector_types_convertible_p): Add extra argument.
16109 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16110 char_type_node for V*QI type vectors.
16111 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16112 Update to satisfy new typechecking rules.
16113 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16114 C and C++ variants.
16115 * doc/invoke.texi (C Dialect Options): Document
16116 -flax-vector-conversions.
16118 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16120 PR tree-optimization/29877
16121 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16122 a register variable on the RHS to not be replaceable.
16124 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16125 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16126 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16127 const_simm15, const_pow2, const_npow2): Added.
16128 * config/score/misc.md (insv, extv, extzv, movmemsi,
16129 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16130 * config/score/score.c (score_address_cost, score_select_cc_mode):
16132 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16133 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16134 Update score_print_operand.
16135 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16136 Adjust register allocate order and update some macro define.
16137 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16138 mdx_block_move_straight, mdx_block_move_loop_head,
16139 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16140 mdx_block_move): Added.
16141 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16142 mdp_limm): Updated and fix some bug and typo.
16143 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16144 (movsf, movdf, doloop_end): Added.
16146 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16148 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16149 config/arm/thumb2.md: Fix comment typos.
16150 * doc/extend.texi: Fix a typo.
16152 2007-01-07 Eric Christopher <echristo@apple.com>
16154 * configure.ac: Check for __stack_chk_fail for darwin.
16155 * configure: Regenerate.
16157 2007-01-07 Richard Guenther <rguenther@suse.de>
16159 * tree-vrp.c (extract_range_from_assert): CSE calls to
16160 compare_values where possible.
16161 (extract_range_from_unary_expr): Likewise.
16163 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16165 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16166 * config/avr/avr.c (call_insn_operand): Delete function.
16167 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16168 instead of register number. Use predicates.
16169 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16170 call_insn_operand): Add.
16172 2007-01-06 Jan Hubicka <jh@suse.cz>
16174 * tree-pass.h (pass_build_cgraph_edges): Declare.
16175 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16176 (visited_nodes): Remove.
16177 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16178 build_cgrpah_edges; make visited_nodes local.
16179 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16180 (record_references_in_initializer): Move to cgraphbuild.c
16181 (initialize_inline_failed, rebuild_cgraph_edges,
16182 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16183 (verify_cgraph_node): Make visited_nodes local.
16184 (cgraph_analyze_function): Do not call cgraph_create_edges and
16185 initialize_inline_failed.
16186 (cgraph_expand_function): Do not call cgraph_lower_function;
16187 assert that function is already lowered.
16188 * Makefile.in (cgraphbuild.o): New.
16189 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16190 at the end of lowering passes.
16192 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16194 * ifcvt.c (cond_move_convert_if_block): New function, code
16195 factored out from...
16196 (cond_move_process_if_block): ...here. Call the new function
16197 on the THEN and ELSE blocks.
16198 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16199 already takes care of this.
16201 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16204 * tree.h (TREE_OVERFLOW_P): New.
16205 * c-typeck.c (parser_build_unary_op): Warn only if result
16206 overflowed and operands did not.
16207 (parser_build_binary_op): Likewise.
16208 (convert_for_assignment): Remove redundant overflow_warning.
16209 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16211 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16213 * c-typeck.c (store_init_value): Split over two lines to follow
16214 the GNU coding style.
16216 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16218 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16219 __GXX_EXPERIMENTAL_CXX0X__.
16220 * doc/cpp.texi: Same.
16222 2007-01-05 Richard Guenther <rguenther@suse.de>
16224 PR middle-end/27826
16225 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16226 with mismatched types. Instead explicitly build a
16227 conversion NOP_EXPR.
16229 2007-01-05 Ian Lance Taylor <iant@google.com>
16231 * c-common.c (decl_with_nonnull_addr_p): New function.
16232 (c_common_truthvalue_conversion): Call it.
16233 * c-typeck.c (build_binary_op): Likewise.
16234 * c-common.h (decl_with_nonnull_addr_p): Declare.
16236 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16239 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16242 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16244 * doc/install.texi (Final install): Document the fact that
16245 the GNAT runtime should not be stripped.
16247 2007-01-04 Jan Hubicka <jh@suse.cz>
16249 * tree-inline.c (fold_marked_statements): Update operand caches
16250 and EH after folding
16252 2007-01-04 Ian Lance Taylor <iant@google.com>
16254 * c-common.c (check_function_nonnull): Whitespace fix.
16256 2007-01-04 Jan Hubicka <jh@suse.cz>
16258 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16259 comitted older version of patch.
16260 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16261 function, celanup cfg and collect garbage.
16263 2007-01-04 Mike Stump <mrs@apple.com>
16265 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16268 2007-01-04 Eric Christopher <echristo@apple.com>
16270 * libgcc2.c (__bswapsi2): Use SItype.
16271 (__bswapdi2): Use DItype.
16272 * libgcc2.h: Update for above.
16274 2007-01-04 Paul Brook <paul@codesourcery.com>
16276 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16277 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16278 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16279 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16280 umulsi3_highpart): Make conditional on !arm_arch6.
16281 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16282 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16283 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16284 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16285 umulsi3_highpart_v6): New insns.
16287 2007-01-04 Roger Sayle <roger@eyesopen.com>
16289 * fold-const.c (fold_convert): When casting an expression to void,
16290 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16291 have a type. Instead of attempting to build a NOP_EXPR, return
16292 these "special" trees directly.
16294 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16296 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16297 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16298 rs6000_cost->fp not 0 as adjustment for outer NEG.
16300 2007-01-04 Jan Hubicka <jh@suse.cz>
16302 * cgraph.c (cgraph_release_function_body): New function.
16303 (cgraph_remove_node): Use it.
16304 * cgraph.h (cgraph_release_function_body): Declare.
16305 * cgraphunit.c (cgraph_expand_function): Use it.
16306 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16307 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16308 is initialized and while compilation of other function is running.
16309 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16310 statement CFG annotations from here to ...
16311 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16313 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16315 * cfgloop.h (enum li_flags): Make the constants powers of two.
16317 2007-01-04 Jan Hubicka <jh@suse.cz>
16319 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16321 (fold_marked_statements): New function.
16322 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16323 * tree-inline.h (copy_body_data): Add statements_to_fold.
16325 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16327 * config.gcc: Mention libgcc/config.host.
16328 * Makefile.in: Update comments mentioning libgcc.
16329 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16330 (all.cross, start.encap, rest.encap, rest.cross): Update
16331 dependencies for libgcc move.
16332 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16333 (clean-target, clean-target-libgcc): Delete.
16334 (srcdirify, GCC_EXTRA_PARTS): New macros.
16335 (libgcc-support, libgcc.mvars): New rules.
16336 (distclean): Remove mention of mklibgcc.
16337 (install): Don't reference INSTALL_LIBGCC.
16338 (install-common): Don't reference EXTRA_PARTS.
16339 (install-libgcc, install-multilib): Delete rules.
16340 * mklibgcc.in: Delete file.
16341 * doc/configfiles.texi: Don't mention mklibgcc.
16343 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16344 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16345 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16346 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16347 (mklibgcc, ldblspecs): Likewise.
16349 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16350 (posixpre.def): Use $(T).
16351 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16352 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16353 (SHLIB_LINK): Make dummy.
16354 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16356 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16358 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16359 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16360 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16361 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16363 * configure.ac (all_outputs): Remove mklibgcc.
16364 * configure: Regenerated.
16366 2007-01-03 Josh Conner <jconner@apple.com>
16368 PR middle-end/29683
16369 * calls.c (compute_argument_addresses): Set stack and stack_slot
16370 for partial args, too.
16371 (store_one_arg): Use locate.size.constant for the size when
16372 generating a save_area.
16374 2007-01-03 Robert Kennedy <jimbob@google.com>
16376 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16377 whose definitions are deleted due to basic block merging.
16379 2007-01-03 Paul Brook <paul@codesourcery.com>
16382 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16384 (use_return_insn): Return 0 for Thumb interrupt functions.
16385 (print_multi_reg): Add rfe argument for IRQ returns.
16386 (arm_output_epilogue): Pop interrupt return address directly into PC.
16387 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16389 2007-01-03 Paul Brook <paul@codesourcery.com>
16391 Merge from sourcerygxx-4_1.
16392 * config/arm/thumb2.md: New file.
16393 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16395 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16396 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16397 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16398 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16400 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16401 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16403 * config/arm/ieee754-sf.S: Ditto.
16404 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16405 (thumb1_base_register_rtx_p): ... to this.
16406 (thumb_index_register_rtx_p): Rename...
16407 (thumb1_index_register_rtx_p): ... to this.
16408 (thumb_output_function_prologue): Rename...
16409 (thumb1_output_function_prologue): ... to this.
16410 (thumb_legitimate_address_p): Rename...
16411 (thumb1_legitimate_address_p): ... to this.
16412 (thumb_rtx_costs): Rename...
16413 (thumb1_rtx_costs): ... to this.
16414 (thumb_compute_save_reg_mask): Rename...
16415 (thumb1_compute_save_reg_mask): ... to this.
16416 (thumb_final_prescan_insn): Rename...
16417 (thumb1_final_prescan_insn): ... to this.
16418 (thumb_expand_epilogue): Rename...
16419 (thumb1_expand_epilogue): ... to this.
16420 (arm_unwind_emit_stm): Rename...
16421 (arm_unwind_emit_sequence): ... to this.
16422 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16423 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16424 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16425 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16426 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16427 thumb2_output_casesi): New functions.
16428 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16429 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16430 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16431 THUMB2_WORK_REGS): Define.
16432 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16433 arm_condexec_mask, arm_condexec_masklen)): New variables.
16434 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16435 (arm_override_options): Check new CPU capabilities.
16436 Set new architecture flag variables.
16437 (arm_isr_value): Handle v7m interrupt functions.
16438 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16440 (const_ok_for_arm): Handle Thumb-2 constants.
16441 (arm_gen_constant): Ditto. Use movw when available.
16442 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16444 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16445 (thumb_find_work_register, arm_load_pic_register,
16446 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16447 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16448 print_multi_reg, output_mov_long_double_fpa_from_arm,
16449 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16450 output_mov_double_fpa_from_arm, output_move_double,
16451 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16452 output_return_instruction, arm_output_function_prologue,
16453 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16454 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16455 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16456 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16457 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16458 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16460 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16461 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16462 (arm_file_start): Output directive for unified syntax.
16463 (arm_unwind_emit_set): Handle stack alignment instruction.
16464 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16465 Add v6t2, v7, v7a, v7r and v7m.
16466 (RETLDM): Add Thumb-2 code.
16467 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16468 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16469 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16470 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16471 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16472 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16473 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16474 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16475 ADJUST_INSN_LENGTH): Define.
16476 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16477 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16478 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16479 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16480 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16481 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16482 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16483 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16484 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16485 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16486 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16487 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16488 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16489 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16490 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16491 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16492 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16494 * config/arm/arm-tune.md: Regenerate.
16495 * config/arm/arm-protos.h: Update prototypes.
16496 * config/arm/vfp.md: Enable patterns for Thumb-2.
16497 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16498 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16499 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16500 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16501 * config/arm/libunwind.S: Add Thumb-2 code.
16502 * config/arm/constraints.md: Update include Thumb-2.
16503 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16504 * config/arm/ieee754-df.S: Ditto.
16505 * config/arm/bpabi.S: Ditto.
16506 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16507 * config/arm/predicates.md (low_register_operand,
16508 low_reg_or_int_operand, thumb_16bit_operator): New.
16509 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16510 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16511 * config/arm/t-arm-elf: Add armv7 multilib.
16512 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16514 (UNSPEC_STACK_ALIGN, ce_count): New.
16515 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16516 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16518 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16519 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16520 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16521 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16522 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16523 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16525 * doc/extend.texi: Document ARMv7-M interrupt functions.
16526 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16528 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16530 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16531 (struct _Unwind_Context): Rename args_size to flags, remove
16532 signal_frame field, add a new args_size field and version field.
16533 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16534 _Unwind_IsExtendedContext): New inline functions.
16535 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16536 Assume by_value array is only present if _Unwind_IsExtendedContext.
16537 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16538 _Unwind_IsSignalFrame.
16539 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16540 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16541 (uw_init_context_1): Initialize context->flags to
16542 EXTENDED_CONTEXT_BIT.
16543 * config/rs6000/linux-unwind.h (frob_update_context): Use
16544 _Unwind_SetSignalFrame.
16546 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16548 PR middle-end/30353
16549 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16550 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16553 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16555 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16556 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16557 RET, AT_SP): Remove.
16558 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16561 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16562 * cfgbuild.c (find_basic_blocks): Likewise.
16563 * cfgrtl.c (rtl_create_basic_block): Likewise.
16564 * function.c (temp_slots_at_level): Likewise.
16565 * reg-stack.c (stack_regs_mentioned): Likewise.
16566 * regclass.c (allocate_reg_info): Likewise.
16567 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16568 set_bb_for_stmt, move_block_to_fn): Likewise.
16569 * tree-complex.c (tree_lower_complex): Likewise.
16570 * vec.h (VEC_safe_grow_cleared): New.
16572 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16574 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16576 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16577 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16579 * cfgloopmanip.c (scale_loop_frequencies): Export.
16580 (loopify): Scale the frequencies by prescribed coefficients.
16581 (set_zero_probability): New function.
16582 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16583 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16584 and frequencies according to arguments.
16585 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16587 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16588 * modulo-sched.c (sms_schedule): Set probabilities for entering
16589 versioned loop correctly.
16590 * tree-vect-transform.c (vect_transform_loop): Ditto.
16591 * cfgloop.h (loopify, loop_version): Declaration changed.
16592 (scale_loop_frequencies): Declared.
16594 2007-01-02 Jan Hubicka <jh@suse.cz>
16596 * cgraph.c: Include tree-flow.h
16597 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16598 early_local_passes.
16599 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16600 * tree-pass.h (pass_all_early_optimizations): Declare.
16601 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16602 early_local_passes.
16603 (cgraph_analyze_function): Do early_local_passes.
16604 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16605 Do not add referenced vars.
16606 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16608 (gate_all_early_local_passes): New gate.
16609 (pass_early_local_passes): Use new gate.
16610 (execute_early_local_optimizations): New functions.
16611 (gate_all_early_optimizations): New gate.
16612 (pass_all_early_optimizations): New pass.
16613 (execute_free_datastructures): Free SSA only when initialized.
16614 (gate_init_datastructures): Init only when optimizing.
16615 (tree_lowering_passes): Do early local passes when called late.
16616 * tree-profile.c (do_tree_profiling): Don't profile functions added
16618 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16619 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16621 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16622 during early_local_passes.
16623 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16626 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16628 * Makefile.in: Update copyright year.
16630 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16632 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16633 in $(lang_checks) and check-consistency targets.
16635 2007-01-02 Jan Hubicka <jh@suse.cz>
16637 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16638 Do not add referenced vars.
16639 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16641 * passes.c (init_optimization_passes): Put mudflap_2 after
16642 free_datastructures.
16644 2007-01-02 Jan Hubicka <jh@suse.cz>
16646 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16647 Set NOTHROW flag on call statements proved to be nothrow.
16648 Update statement of local calls so new pure/const functions are
16649 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16651 (tree_rest_of_compilation): Register hooks and initialize bitmap
16652 early. Do not set after_inlining flag.
16654 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16656 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16657 HOST_BITS_PER_LONGLONG
16659 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16662 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16663 warning for non-static initializers.
16665 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16667 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16668 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16669 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16670 Always use set_unique_reg_note to add REG_EQUAL notes.
16672 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16675 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16677 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16678 * cfgbuild.c (find_basic_blocks): Likewise.
16679 * cfgrtl.c (rtl_create_basic_block): Likewise.
16680 * function.c (temp_slots_at_level): Likewise.
16681 * reg-stack.c (stack_regs_mentioned): Likewise.
16682 * regclass.c (allocate_reg_info): Likewise.
16683 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16684 set_bb_for_stmt, move_block_to_fn): Likewise.
16685 * tree-complex.c (tree_lower_complex): Likewise.
16686 * vec.h (VEC_safe_grow_cleared): New.
16688 2007-01-02 Ian Lance Taylor <iant@google.com>
16690 * c-common.c (c_common_truthvalue_conversion): When warning about
16691 using an assignment as a truth value, set TREE_NO_WARNING.
16693 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16696 * c.opt (Wold-style-declaration): New.
16697 * doc/invoke.texi (C-only Warning Options): New.
16698 (Wold-style-declaration): Document it.
16699 (Wextra): Enabled by -Wextra.
16700 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16701 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16702 -Wold-style-declaration.
16704 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16706 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16707 * cfgbuild.c (find_basic_blocks): Likewise.
16708 * cfgrtl.c (rtl_create_basic_block): Likewise.
16709 * function.c (temp_slots_at_level): Likewise.
16710 * reg-stack.c (stack_regs_mentioned): Likewise.
16711 * regclass.c (allocate_reg_info): Likewise.
16712 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16713 set_bb_for_stmt, move_block_to_fn): Likewise.
16714 * tree-complex.c (tree_lower_complex): Likewise.
16715 * vec.h (VEC_safe_grow_cleared): New.
16717 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16719 * c-common.c (c_common_nodes_and_builtins): Since variants of
16720 void_type_node get built before it is given a name, we need to
16721 give those variants the name, too.
16722 (complete_array_type): We need to work with the canonical main
16723 type of the array, from which we will build the qualified version.
16724 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16725 * print-tree.c (print_node): Display canonical type information
16727 * stor-layout.c (layout_type): When we don't know the
16728 alignment of a type for which we're building an array, we end up
16729 guessing wrong, so make the type require structural equality.
16730 * tree.c (make_node_stat): When we build a new type, it is its
16731 own canonical type.
16732 (build_type_attribute_qual_variant): When building an attribute
16733 variant, its canonical type is the non-attribute variant. However,
16734 if the attributes are target-dependent and they differ, we need to
16735 use structural equality checks for this type.
16736 (build_qualified_type): A qualified type is not equivalent to its
16737 unqualified variant; set the canonical type appropriately.
16738 (build_distinct_type_copy): When building a distinct type from
16739 another type, the new type is its own canonical type.
16740 (build_variant_type_copy): When building a new type variant, we
16741 assume that it is equivalent to the original type.
16742 (build_pointer_type_for_mode): When building a pointer type, also
16743 build a canonical type pointer.
16744 (build_reference_type_for_mode): When building a reference type,
16745 also build a canonical type reference.
16746 (build_index_type): When we can't hash an index type (e.g.,
16747 because its maximum value is negative), the index type requires
16748 structural equality tests.
16749 (build_array_type): Build the canonical form of an array type.
16750 (build_function_type): Function types require structural equality,
16751 because they contain default arguments, attributes, etc.
16752 (build_method_type_directly): Ditto for method types.
16753 (build_offset_type): Build the canonical offset type.
16754 (build_complex_type): Build the canonical vector type.
16755 (make_vector_type): Build the canonical vector type.
16756 * tree.h (TYPE_CANONICAL): New.
16757 (TYPE_STRUCTURAL_EQUALITY_P): New.
16758 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16759 (struct tree_type): Added "canonical" field.
16760 * params.h (VERIFY_CANONICAL_TYPES): New.
16761 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16762 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16763 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16764 * doc/invoke.texi (verify-canonical-types): Document --param
16765 parameter for verifying canonical types.
16767 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16769 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16770 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16771 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16772 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16774 * config/rs6000/e500.h: New.
16775 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16776 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16778 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16779 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16780 TARGET_E500_DOUBLE): Remove.
16781 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16782 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16783 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16784 * config/rs6000/rs6000.c (rs6000_override_options): Use
16785 CHECK_E500_OPTIONS.
16787 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16789 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16790 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16791 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16792 rs6000_emit_cmove): Don't check TARGET_E500.
16793 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16794 sordered): Don't check TARGET_E500.
16796 2007-01-01 Eric Christopher <echristo@apple.com>
16798 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16799 HARD_REGISTER_NUM_P.
16801 2007-01-01 Roger Sayle <roger@eyesopen.com>
16803 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16804 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16805 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16808 2007-01-01 Mike Stump <mrs@apple.com>
16810 * configure.ac: Remove support for building with Apple's gcc-3.1.
16812 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16814 PR middle-end/30311
16815 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16816 REG is a hard register. Do not modify REG before calling
16818 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16819 multiple of the size of YMODE for certain lowpart cases.
16821 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16823 PR middle-end/30253
16824 * gimplify (voidify_wrapper_expr): Update for
16825 GIMPLE_MODIFY_STMT.
16827 2007-01-01 Andreas Schwab <schwab@suse.de>
16830 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16831 save of BR0 in extra_spill_size instead of spill_size.
16832 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16834 (ia64_expand_epilogue): Restore BR0 from its new location.
16836 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16838 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16839 Use a temporary variable if the left hand side is not a gimple
16842 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16844 * gimplify.c (gimplify_return_expr): Make the temporary variable
16845 for the return expression, a gimple register variable.
16847 2007-01-01 Jan Hubicka <jh@suse.cz>
16849 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16852 2007-01-01 Mike Stump <mrs@apple.com>
16854 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16856 * config/darwin.c (machopic_select_rtx_section): Use
16857 HAVE_GAS_LITERAL16.
16858 (darwin_mergeable_constant_section): Likewise.
16859 * configure: Regenerate.
16860 * config.in: Regenerate.
16862 2007-01-01 Jan Hubicka <jh@suse.cz>
16863 Andrew Pinski <pinskia@gmail.com>
16865 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16866 before starting IPA passes.